en oxygen (n)
― IsA ⟶
Weight: 1.0
en oxygen (n) Source: OpenCyc 2012
en gaseous oxygen (n)
― IsA ⟶
Weight: 1.0
en oxygen (n) Source: OpenCyc 2012
en oxygen (n)
― IsA ⟶
Weight: 1.0
en inorganic substance (n) Source: OpenCyc 2012