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: Consider Input: Sentence 1: South African President Thabo Mbeki, the main mediator in Côte d'Ivoire's peace process, said on Sunday that Pretoria is heightening its intervention in the West African nation to pave the way for elections later this year. Sentence 2: Pretoria is located in Côte d'Ivoire.

Output: 0


Input: Consider Input: Sentence 1: The optimal style of dam building is specific to the particular macroproject, the nature of the geophysical worksite (Anon., 2005) as well as social uncertainty, the undertaking management organizations experience, the operational complexities of many kinds of construction machinery and worker nationalities, the macroprojects situational geography and the logistics of its required compositional materials. Sentence 2: Dam building prevents life-threatening situations.

Output: 0


Input: Consider Input: Sentence 1: Jyestadeva (1500-1610), was an astronomer of the Kerala school founded by Madhava of Sangamagrama and a student of Damodara. He is most known for writing the first calculus text, the Yuktibhasa . He also authored the Drk-karana on astronomical observations. Sentence 2: Jyestadeva invented calculus.


Output: 0