Input:

A former police officer is in custody after police say he shot and killed his 55-year-old wife during an argument at their home on the Ionian island of Corfu. The incident occurred shortly after 8 a.m. Friday in the area of Lefkimmi, on the island's southeastern coast. The shooter, believed to be around 60 years old, turned himself in to the local police station after the incident.

Sentence: A former police officer and his wife had an argument.

Output: Yes

Input:

His tone brought the blood into Ellis Duncan 's face .<br>The lad opened his lips quickly , as if for an angry retort , but as quickly closed them again with a set firmness oddly like Timothy Robinson 's own .<br>'' When I heard that lazy , worthless father of yours was dead , I expected you and your mother would be looking to me for help , '' Timothy Robinson went on harshly .<br>'' But you 're mistaken if you think I 'll give it .<br>You 've no claim on me , even if your father was my half-brother -- no claim at all .<br>And I 'm not noted for charity . ''<br>Timothy Robinson smiled grimly .

Sentence: Ellis Duncan's grandmother was Timothy Robinsons' mother.

Output: It's impossible to say

Input:

A fire in Orillia is being treated as suspicious. Orillia Fire Services go the call to a construction site on Monarch Drive just after midnight this morning, to find an excavator on fire. While firefighters worked on dousing the heavy equipment, police brought in forensic officers to figure out how the fire started. The OPP is asking anyone who saw anything out of the norm in the area around midnight to give them a call.

Sentence: Police thinks that the fire did not started naturally

Output: Yes

Input:

How to overcome exam tension<br>Get enough sleep to keep you energized for your exam. Not sleeping right can affect your mood, leading to an excess of stress. In the weeks leading up to the exam, make sleep a priority.

Sentence: Sleep should be a priority in the time-frame before an exam.

Output:
Yes