Context:
In the United States Senate on Tuesday, Senators Byron Dorgan, a Democrat from North Dakota, and Mike Enzi, a Republican from Wyoming, introduced the "Freedom to Travel to Cuba Act" (S.428), a bill that would lift the travel restrictions that have prevented U.S. citizens from visiting Cuba since the early 1960s. The bill is co-sponsored by 20 senators, and the House of Representatives is considering a companion measure, H.R. 874, introduced by Representatives Bill Delahunt and Jeff Flake. The house measure has 121 cosponsors.
Hypothesis: there was an anti cuba travelling bill. 
No
Context:
How to avoid being banned from a windows or linux irc chat channel<br>Be polite at all times. Do not be rude to other members in the chat and avoid any direct arguments. That is no name calling and personal attacks.
Hypothesis: It is ok to attack the company
No
Context:
How to avoid stomach pain when taking antibiotics<br>Follow your doctor's instructions exactly. When your doctor writes you a prescription for antibiotics, she will give you specific instructions regarding how to take the medication. Following these instructions exactly can help to reduce your chances of developing stomach pain, as your doctor will most likely give you tips on how to avoid this unpleasant side effect.
Hypothesis: To avoid stomach pain when taking antibiotics, follow you doctor's instructions and drink plenty of water.

It's impossible to say