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: US military forces are evacuating U.S. citizens and citizens of 72 other countries from Liberia at the request of the U.S. Sentence 2: U.S. Military evacuated U.S. citizens.

Ex Output:
1


Ex Input:
Sentence 1: The plane involved in the incident was a Bombardier Dash 8, which crashed into a home located at 6038 Long Street in Clarence Center, a suburb of Buffalo. It went down at approximately 10:17 p.m. EST (03:20 UTC), February 12. 44 passengers, an off-duty pilot, and four crew members died in the accident, as well as one person on the ground. Sentence 2: A plane crashed while flying on autopilot.

Ex Output:

0