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: A variety of devices could be powered selectively from a single-power source carried on the body via multiple power supply signals at different frequencies, according to the patent abstract. Sentence 2: The patent abstract shows a number of devices using a single source.

1