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:However , their stories , composed in verse form , were not written down until the subsequent Sassanian period . Sentence 2:In fact , there is no known Parthian - language literature that survives in original form , since it was written down in the following centuries .
in fact

Sentence 1:Both peptides are known to specifically block the Kv3. 4 potassium channel , and thus bring about a decrease in blood pressure . Sentence 2:Moreover , they inhibit the cytopathic effects of mouse hepatitis virus strain MHV - A59 on mouse liver cells , by an unknown mechanism .
moreover

Sentence 1:Similarly , Laotian civil servants are paid a tiny fraction of what their western counterparts earn for their work . Sentence 2:Additionally , many of these local officials are relegated to translators .

additionally