Input:

Pavel Sergeyevich Alexandrov (Russian: ), sometimes romanized Paul Alexandroff or Aleksandrov (7 May 1896 16 November 1982), was a Soviet mathematician. He wrote about three hundred papers, making important contributions to set theory and topology.

Sentence: Alexandrov invented geometry.

Output: It's impossible to say

Input:

"Up All Night" is an American television sitcom created by Emily Spivey that airs on NBC. The series stars Christina Applegate and Will Arnett as Regan and Chris Brinkley, a couple who struggle to balance their home lives (especially with their newborn child, Amy) and their work lives.

Sentence: "up all Night" is a critical hit.

Output: It's impossible to say

Input:

Gongju National Museum is a national museum in Gongju, South Korea. The Gongju National Museum holds 10,000 artifacts including 19 national treasures and 3 treasures excavated in Daejeon and Chungcheongnam-do areas, especially artifacts from Tomb of King Muryeong.

Sentence: Gongju National Museum has 19 national treasures

Output: Yes

Input:

Ansar al-Sharia in Tunisia (""Supporters of Islamic Law in Tunisia"") is a radical Islamist group that operates in Tunisia. It has around 1,000 people as part of the movement. It has been listed as a terrorist group by the Tunisian government as well by the United Nations, the UAE, the United Kingdom and the United States. Some of its members may be linked to the 2015 Sousse attacks.

Sentence: Sharia Law will become part of the U.S. constitution eventually!

Output:
It's impossible to say