| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Intelligence quotient | Is a | True | Intellectual ability (observable entity) | Inferred relationship | Some |  | 
| Clever | Is a | False | Intellectual ability (observable entity) | Inferred relationship | Some |  | 
| Gifted | Is a | False | Intellectual ability (observable entity) | Inferred relationship | Some |  | 
| Above average intellect (observable entity) | Is a | False | Intellectual ability (observable entity) | Inferred relationship | Some |  | 
| Intellectual frailty of aging | Is a | False | Intellectual ability (observable entity) | Inferred relationship | Some |  | 
| Intelligence quotient low | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Below average intellect | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Low intelligence | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 1 | 
| Average intellect | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Above average intellect | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Intellectual precocity | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Genius (I.Q.....) | Interprets | False | Intellectual ability (observable entity) | Inferred relationship | Some |  | 
| Intelligence quotient high | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 1 | 
| IQ - intelligence quotient normal | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 1 | 
| Underestimates intellectual ability (finding) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Intellectual ability - finding | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 1 | 
| Intellectual disability | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Sanjad Sakati syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| X-linked microcephaly, growth retardation, prognathism, cryptorchidism syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Severe intellectual disability, hypotonia, strabismus, coarse face, planovalgus syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Intellectual disability, expressive aphasia, facial dysmorphism syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Angelman syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Borderline intellectual disability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Lowe syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Rett's disorder | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Moderate intellectual disability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Mild intellectual disability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Seckel syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Cutis laxa-corneal clouding-oligophrenia syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 7 | 
| Borjeson-Forssman-Lehmann syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Profound intellectual disability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Hyperphosphatasaemia with intellectual disability | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Bardet-Biedl syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Tetrasomy 12p syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Coffin-Siris syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Fragile X syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Kohlschutter's syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 6 | 
| Hennekam lymphangiectasia-lymphedema syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Prune belly syndrome with pulmonic stenosis, intellectual disability and deafness (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 6 | 
| Laurence-Moon syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Gillespie syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Intellectual disability, congenital heart disease, blepharophimosis, blepharoptosis and hypoplastic teeth (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| X-linked intellectual disability with marfanoid habitus (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Severe intellectual disability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Savant syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| MASA syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Ohdo syndrome, Maat-Kievit-Brunner type | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 1 | 
| Ohdo syndrome, Say-Barber-Biesecker-Young-Simpson variant | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Myhre syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Renpenning syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Allan-Herndon-Dudley syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Pitt-Hopkins syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Christianson syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| PPM-X syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Partington syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Snyder-Robinson syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Deafness-dystonia-optic neuronopathy syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Arts syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Calcium/calmodulin-dependent serine protein kinase related intellectual disability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Neuronal ceroid lipofuscinosis 8 | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Mowat-Wilson syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Autosomal recessive chorioretinopathy and microcephaly syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Early-onset epileptic encephalopathy and intellectual disability due to GRIN2A mutation | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Microcephalic primordial dwarfism Alazami type (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Microcephalic primordial dwarfism Dauber type | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| X-linked cerebral, cerebellar, coloboma syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Polyneuropathy, intellectual disability, acromicria, premature menopause syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| 3q27.3 microdeletion syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Microcephaly, thin corpus callosum, intellectual disability syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Optic atrophy, intellectual disability syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Infantile cerebral and cerebellar atrophy with postnatal progressive microcephaly | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 6 | 
| Intellectual disability, seizures, macrocephaly, obesity syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 7 | 
| Severe motor and intellectual disabilities, sensorineural deafness, dystonia syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 6 | 
| Intellectual disability, seizures, hypotonia, ophthalmologic, skeletal anomalies syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| 2p13.2 microdeletion syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Developmental delay with autism spectrum disorder and gait instability (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| 5p13 microduplication syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| 11p15.4 microduplication syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Autosomal recessive cerebellar ataxia, epilepsy, intellectual disability syndrome due to WW domain containing oxidoreductase deficiency (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Autosomal recessive intellectual disability, motor dysfunction, multiple joint contracture syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Kagami Ogata syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Alopecia, progressive neurological defect, endocrinopathy syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Microcephaly, short stature, intellectual disability, facial dysmorphism syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Intellectual disability, short stature, hypertelorism syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| X-linked colobomatous microphthalmia, microcephaly, intellectual disability, short stature syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Hepatic fibrosis, renal cyst, intellectual disability syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Extrasystoles, short stature, hyperpigmentation, microcephaly syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 6 | 
| Pseudoleprechaunism syndrome Patterson type (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Charcot-Marie-Tooth disease, deafness, intellectual disability syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Grubben, De Cock, Borghgraef syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 2 | 
| Facial dysmorphism, cleft palate, loose skin syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Craniofaciofrontodigital syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 6 | 
| Cerebellar ataxia, intellectual disability, oculomotor apraxia, cerebellar cysts syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Intellectual disability, obesity, brain malformation, facial dysmorphism syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Cerebrofacioarticular syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Ichthyosis, alopecia, eclabion, ectropion, intellectual disability syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 5 | 
| Aortic arch anomaly, facial dysmorphism, intellectual disability syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Wiedemann Steiner syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 4 | 
| Intellectual disability due to nutritional deficiency (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Craniodigital syndrome and intellectual disability syndrome | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 | 
| Hypotonia, speech impairment, severe cognitive delay syndrome (disorder) | Interprets | True | Intellectual ability (observable entity) | Inferred relationship | Some | 3 |