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.

[Q]: Sentence 1:The process was certainly one of the sharpest attacks from Reichswehr and Justice against the critical press in the Weimar Republic . Sentence 2:Moreover , it had become clear abroad that Germany did not intend to observe obviously important points of the Treaty of Versailles .
[A]: moreover


[Q]: Sentence 1:since a larger value ( the energy released in the reaction ) is subtracted from a smaller value ( the energy used for the reaction ) . Sentence 2:For example , when hydrogen burns :
[A]: for example


[Q]: Sentence 1:It excludes problems with flow separation at sea level and increases efficiency of the engine in vacuum . Sentence 2:For example , application of nozzle extension for liquid rocket engine NK - 33 improves the value of specific impulse up to 15 - 20 sec for near - space conditions .
[A]:
for example