en belief system (n)
― IsA ⟶
Weight: 1.0
en area (n) Source: OpenCyc 2012
en field of study (n)
― IsA ⟶
Weight: 1.0
en area (n) Source: OpenCyc 2012
en boundary (n)
― IsA ⟶
Weight: 1.0
en area (n) Source: OpenCyc 2012