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: In 1867, Nobel obtained a patent on a special type of nitroglycerine, which he called "dynamite". The invention quickly proved its usefulness in building and construction in many countries. Sentence 2: Alfred Nobel is the inventor of dynamite.

1