Definition: In this task, you're given two sentences. Indicate if the first sentence clearly entails the second sentence (i.e., one can conclude the 2nd sentence by reading the 1st one). Indicate your answer with '1' if the first sentence entails the second sentence, otherwise answer with '0'.
Input: Sentence 1: Kohl participated in the late stage of WWII as a teenage soldier. He joined the Christian-Democratic Union (CDU) in 1947. Sentence 2: The name of Helmut Kohl's political party is the Christian Democratic Union.

1