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: Nitrogen is found in proteins, nucleic acids, and chlorophyll. 
Sentence2: Life without protein is impossible.
answer:
proteins


question:
Sentence1: Electrical currents cause magnetic fields. 
Sentence2: Electrical currents can cause objects to repel each other.
answer:
Electrical


question:
Sentence1: a magnet moving in a coil of copper wire can cause an electric current. 
Sentence2: An induction coil is simply a metal rod that is encircled by many turns of a copper wire.
answer:

copper