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'.

Ex Input:
Sentence 1: A suicide attack is an attack in which the attacker or attackers intend to kill others and intend to die in the process (see suicide). In a suicide attack in the strict sense the attacker dies by the attack itself, for example in an explosion or crash caused by the attacker. Sentence 2: People were killed in Tamil suicide attacks.

Ex Output:
0


Ex Input:
Sentence 1: Discovery of the top quark, if confirmed, completes one set of subatomic building blocks whose existence is predicted by the prevailing theory, called the Standard Model, of the particles and forces that determine the fundamental nature of matter and energy. In the whimsical lexicon of modern physics, the elementary particles are called quarks, leptons and bosons. Sentence 2: Quarks, leptons, and bosons are the three elementary particles of physics according to the Standard Model.

Ex Output:
1


Ex Input:
Sentence 1: A pet must have rabies protection confirmed by a blood test. Sentence 2: A case of rabies was confirmed.

Ex Output:

0