Input:

The memorandum noted the United Nations estimated that 2.5 million to 3.5 million people died of AIDS last year.

Sentence: More people died of AIDS in Africa than Asia

Output: It's impossible to say

Input:

London Calling is the third studio album by English punk rock band the Clash. It was released as a double album in the United Kingdom on 14 December 1979 by Columbia Records, and in the United States in January 1980 by Epic Records. "London Calling" is an album that incorporates a range of styles, including punk, reggae, rockabilly, ska, New Orleans R&B, pop, lounge jazz, and hard rock.

Sentence: London Calling is the third studio album by the Clash.

Output: Yes

Input:

The Actors Studio offering will be based on Simon's female version of the play which was premiered in 1985 in New York, at the Broadhurst Theatre, with the characters' names being Florence Unger and Olive Madison, played by Sally Struthers and Rita Moreno respectively.

Sentence: Sally Struthers won the Tony for her portayal of Olive Madioson

Output: It's impossible to say

Input:

Hon. members will know that this official opposition attaches great importance to ensuring that parliament clearly states its intent in any bill that we consider or that we adopt, because if we do not, and the government is often sloppy in this area, we simply hand jurisdiction by default over to the courts, and that has been done far too many times.

Sentence: The government has been unclear on its intent in bills in the past.

Output:
Yes