Given the task definition and input, reply with output. 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.

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 .
additionally