Input:

Career Changes<br>It was career day at Ron's school. Ron heard an astronaut speak to his class. The astronaut explained what it was like to be in a spaceship. Ron decided against being a firefighter. He wanted to be an astronaut.

Sentence: Ron was in elementary school when the astronaut came to visit.

Output: It's impossible to say

Input:

Gemayel's assassination is almost certain to deepen the political crisis in Lebanon, which started after the resignation of six pro-Syrian ministers, two from Hezbollah, hours after all-party round table talks collapsed.

Sentence: Gemayel is not immune to death.

Output: Yes

Input:

Following the assassination attempt in 1981, Reagan said he felt God had spared him for a purpose, and he intended to devote the rest of his life in dedication to his God and to that purpose.

Sentence: Reagan found the purpose he was spared for

Output: It's impossible to say

Input:

Whereas the B.C. referendum legislation requires an actual constitutional amendment to trigger a province-wide referendum, the federal legislation, enacted by a Conservative government, is much more inclusive, permitting a referendum ''on any question relating to the Constitution of Canada''.

Sentence: The province-wide referendum is a controversial thing.

Output:
It's impossible to say