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: Brent Frei, the co-founder of midmarket CRM vendor Onyx Software Corp., plans to step down as chief executive and chairman. Sentence 2: Brent Frei quits ceo position.

1