Input:

German Siemens and ThyssenKrupp may sell relevant core technology to China, which owns the first commercially operated maglev line.

Sentence: the agent is aged 21

Output: It's impossible to say

Input:

And one of the ways we're going to do it is, I'm going to work with my friend, John McCain, to further campaign finance reform so we get these incredible amounts of money out of the system and open it up to average people, so America is really represented by the people who make up America.

Sentence: John maccain has friends

Output: Yes

Input:

Flat Fell is a hill located on the edge of the English Lake District, standing at 272m. It is included in Alfred Wainwright's "Outlying Fells of Lakeland" book, sharing a chapter with Dent. Wainwright's clockwise route to the two summits starts at Wath Brow.

Sentence: Alfred Wainwright's favorite past time is hiking.

Output: It's impossible to say

Input:

The ferry owner PT Nur Budi's spokesman blamed Indonesian port authorities for the tragedy. "The passenger capacity of the ferry is 205 people but the port administrator accepted more passengers as they thought it was possible," he said. The National Meteorological and Geophysics Agency, however, had published and raised an alert signal about high waves on Friday. It specifically stated that "Saturday 10th and Sunday 11th, Indonesian waters would have witnessed storm force waves," but despite the dire warnings KM Teratai set for the seas.

Sentence: the port administrator counted correctly

Output:
No