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: Heemeyer cut portholes for his guns, then welded a tight enclosure around them so police bullets could not penetrate. Sentence 2: Out of an old bulldozer, Heemeyer built a concrete box that no police bullet could penetrate.

0