Input:

Also ruled out, for the moment, is any tie-up with a new alliance of Social Democrat dissidents and former communists known as the Left Party, which garnered 8.7%.

Sentence: These are German political organizations.

Output: It's impossible to say

Input:

Bakhtar Afghan Airlines was an airline from Afghanistan, which offered domestic flights. The company was founded in 1967 as Bakhtar Alwatana, a name it kept until 1985, when it was renamed Bakhtar Afghan Airlines. In 1985 the company absorbed Ariana Afghan Airlines and became Afghanistan's sole airline company. In 1988 the Ariana and Bakhtar brands merged.

Sentence: The brands emerged the year prior to 1989.

Output: Yes

Input:

How to deal with annoying teachers<br>Ask them what they are looking for. If your teacher is a hard grader, try to get more details when they give an assignment. Ask if there is anything specific they are looking for, and if there's anything you should avoid.

Sentence: You should complete the assignments without getting details from the teacher.

Output: No

Input:

Virginia Gov. Ralph Northam's Yearbook Page Shows Men In Blackface And KKK Robes The medical school yearbook page shows a photo of two men one in blackface, and one in a Ku Klux Klan robe and hood. It isn't clear, if Northam is one of the men in the photo.

Sentence: Justin Trudeau also appeared in Blackface.

Output:
It's impossible to say