| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Amnion nodosum | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Congenital contracted pelvis | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Tumultuous uterine contraction | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Stillbirth of immature fetus, sex undetermined (500-999 gms.) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Gestation period, 25 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Miscarriage with oliguria (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Gestation period, 14 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Disorder of amniotic cavity AND/OR membrane | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Normal pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Diamniotic-monochorionic twins | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Transverse lie | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Monoamniotic twins | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Failed attempted abortion with cardiac arrest AND/OR failure (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Ahlfeld's sign | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Cervical dilatation, 7cm | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Gestation period, 3 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Previous pregnancies 4 | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Persistent hymen affecting pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Quadruplet pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Failed attempted abortion with laceration of uterus (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 6 | 
| Miscarriage with salpingo-oophoritis | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Osiander's sign | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Failed attempted abortion with laceration of periurethral tissue (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 6 | 
| Arterial anomaly of umbilical cord | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Contraction ring dystocia | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Couvelaire uterus | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Six previous induced terminations of pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Gestation period, 13 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Cervix fully dilated | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Fibrosis of perineum affecting pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Cervical dilatation, 9cm | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Gestation period, 7 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Gestation period, 41 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Failed attempted abortion with laceration of broad ligament (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 6 | 
| Oblique lie | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Failed attempted abortion with perforation of vagina (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Triplet pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Postpartum period, 3 days | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Miscarriage with electrolyte imbalance | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Gestation period, 31 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Gestation period, 22 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Miscarriage in second trimester (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Miscarriage with laceration of broad ligament | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Miscarriage with laceration of vagina (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Miscarriage with pelvic peritonitis (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Polyhydramnios | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Unstable lie | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Postpartum state | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Gestation period, 6 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Term birth of newborn quintuplets | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Gestation period, 23 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Gestation period, 1 week | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Maternal distress | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Term pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Cornual pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Hyperemesis gravidarum before end of 22 week gestation with dehydration | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Term birth of fraternal twins, both living | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Marginal placenta previa with intrapartum hemorrhage | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Postpartum period, 7 days | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Fatigue during pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Shoulder girdle dystocia | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Crowning | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Tarnier's sign | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Missed labor | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Previous pregnancies 3 | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Failed attempted abortion with laceration of vagina (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 6 | 
| Postpartum period, 5 days | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Miscarriage with blood-clot embolism (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Late postpartum state | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Three previous induced terminations of pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Hydrorrhea gravidarum | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Placenta oedematous | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Failed attempted abortion with perforation of broad ligament (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 5 | 
| Failed attempted abortion with soap embolism (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Nine previous induced terminations of pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Listeria abortion (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Miscarriage with acute renal failure | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| First trimester pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Termination of pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Gestation period, 36 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Failed attempted abortion with pulmonary embolism (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Prodromal stage labor | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Unwanted pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Cervical dilatation, 2cm | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Polyp of cervix affecting pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Miscarriage with septic embolism (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Undelivered in utero fetal death | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Inevitable abortion (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Premature birth of newborn female | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 1 | 
| Second trimester pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Oligohydramnios | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Failed attempted abortion with complication (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Mesometric pregnancy | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Not pregnant (finding) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Multiple gestation with one OR more fetal malpresentations | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Lightening of fetus | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 4 | 
| Intervillous thrombosis | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Gestation period, 39 weeks | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 | 
| Previous surgery to perineum AND/OR vulva affecting pregnancy (disorder) | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Tubal-cornual placenta | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 3 | 
| Previous pregnancies 8 | Occurrence | True | Maternal pregnancy period (qualifier value) | Inferred relationship | Some | 2 |