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 addition to establishing the electoral commission, the laws also concern nationality, a contentious issue since citizenship laws were tightened to exclude one of Gbagbo's main competitors from the 2000 presidential race, former prime minister Alassane Ouattara. Sentence 2: Gbagbo is a competitor of Ouattara.

1