instruction:
Generate an overlapping word between the given two sentences. When you find the overlapping words, they don't have to match exactly, e.g., "survival" and "survive" are valid overlapping words. Little words like "the" or "of" don't count! You must generate significant words which are not the stop words.
question:
Sentence1: Oil and gasoline are fossil fuels. 
Sentence2: lawn mowers convert fossil fuels into motion.
answer:
fossil


question:
Sentence1: a plant requires sunlight to grow. 
Sentence2: Grass needs air and sunlight.
answer:
sunlight


question:
Sentence1: Lake Trout Lake Trout fishing is good in Loonhaunt and Pipestone Lakes. 
Sentence2: Loonhaunt is generally bigger and deeper than ponds.
answer:

Loonhaunt