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'.

Sentence 1: The son of Italy's last king returned to his homeland Monday, ending more than a half-century of exile. Victor Emmanuel and his family landed at a military airport in Rome in a private plane and headed immediately for an audience with Pope John Paul II. Sentence 2: Italian royal family returns home.
1

Sentence 1: Thanks to a global ban on the ivory trade that was passed in 1989 by the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), the African elephant population may be reversing its spiral toward extinction Sentence 2: The ban on ivory trade has been effective in protecting the elephant from extinction.
1

Sentence 1: The experiment helped establish that the bacteria came first, causing inflammation, then ulcers. Sentence 2: Inflammation is the result of ulcers.

0