TASK DEFINITION: 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.
PROBLEM: Sentence1: Running water is better able to dissolve oxygen and nutrients than standing water. 
Sentence2: Oxygen and nutrients dissolve easily in rivers.

SOLUTION: dissolve

PROBLEM: Sentence1: Infection is what ultimately leads to death. 
Sentence2: scraping oneself on a contaminated object may cause death.

SOLUTION: death

PROBLEM: Sentence1: a toaster converts electrical energy into heat energy for toasting. 
Sentence2: a toaster converts electrical energy into increased temperature for toasting.

SOLUTION:
converts