Context:
NACOGDOCHES, Texas (AP) — The football game between Tarleton State and Stephen F. Austin was cancelled on Saturday due to ongoing lightning strikes. After attempting to wait out the weather, officials decided to cancel the game as lighting strikes continued in the area. According to Luke Bolanos, SFA’s sports information director, the game will not be made up.
Hypothesis: Both team were upset the game was canceled.
It's impossible to say
Context:
Herceptin was already approved to treat the sickest breast cancer patients, and the company said, Monday, it will discuss with federal regulators the possibility of prescribing the drug for more breast cancer patients.
Hypothesis: Herceptim is used to treat breast cancer patients.
Yes
Context:
"Edge of a Revolution" is a single by Canadian rock band Nickelback from their eighth studio album, "No Fixed Address". It was released as the album's lead single on August 18, 2014. It went for Active Rock adds on August 18, and was premiered on Clear Channel radio stations. It was released for sale on August 19, 2014. This was the first release under Nickelback's new label, Republic Records.
Hypothesis: it was released for sale at a affordable price. 

It's impossible to say