TASK DEFINITION: In this task, you are given two sentences in the English language (Sentence 1 and Sentence 2). Your task is to identify the connecting word between the two sentences.
PROBLEM: Sentence 1:The race began as a fight between Chiarelli and Munter , with Munter getting the edge and 2003 candidate Terry Kilrea in a close third . Sentence 2:However , in the summer O'Brien joined the campaign , prompting Kilrea to drop out and endorse Chiarelli .

SOLUTION: however

PROBLEM: Sentence 1:Srinivasa Raghavan , said that the AAP was right - wing when it came to morality and left - wing when it came to economics . Sentence 2:However , the party advocates scrapping Section 377 of the Indian Penal Code and legalizing both homosexuality and same - sex marriage .

SOLUTION: however

PROBLEM: Sentence 1:As an example , it is physically possible to make interchangeable screws , bolts , and nuts entirely with freehand toolpaths . Sentence 2:But it is economically practical to make them only with machine tools .

SOLUTION:
but