Assertion: lionfish's fin | /r/AtLocation | the bottom of the fish
Facets:
value: nearest the tail
type: LOCATION
Source sentences:
text: Two short venomous spines are located on the pelvic fins (one on each side), which is located on the bottom of the fish closest to the fish’s head.
text: Three additional venomous spines are located along the front edge of the anal fin, which is located on the bottom of the fish nearest the tail.