Assertion: creature's word | /r/HasProperty | interchangeable
Facets:
value: in his time
type: TEMPORAL
value: probably
type: DEGREE
Source sentences:
text: The Roman poet Virgil in his poem Culex, lines 163–201 , describing a shepherd having a fight with a big constricting snake, calls it "serpens" and also "draco", showing that in his time the two words were probably interchangeable.