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.

[EX Q]: Sentence 1:The pond has an area of 1 acre ( 4,000 m ) . Sentence 2:Additionally , the creek drains a swamp known as Langan Swamp .
[EX A]: additionally

[EX Q]: Sentence 1:As the title suggests , video tape operators only work in video taped production . Sentence 2:Although , VTR operator 's still work on digital productions .
[EX A]: although

[EX Q]: Sentence 1:For instance , the behavior of water and CO at their boiling points fall in the same universality class because they have identical critical exponents . Sentence 2:In fact , almost all material phase transitions are described by a small set of universality classes .
[EX A]:
in fact