TASK DEFINITION: Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.
PROBLEM: a sawfly is an insect belonging to suborder symphyta of the order hymenoptera.

SOLUTION: sawfly

PROBLEM: the king of fighters '94 is a 1994 fighting game released by snk for the neo geo arcade and home consoles.

SOLUTION: the king of fighters

PROBLEM: s/2004 s 12 is an unnamed moon of saturn.

SOLUTION:
s/2004 s 12