Context:
The pencap<br>I needed a to write a song. I had nothing to write with. I looked in my desk for a pen. I only saw a pen cap. I threw the pen cap away.
Hypothesis: There are songs.
It's impossible to say
Context:
Following the assassination attempt in 1981, Reagan said he felt God had spared him for a purpose, and he intended to devote the rest of his life in dedication to his God and to that purpose.
Hypothesis: Reagan was assassinated in the 1970s
No
Context:
I'm really strongly committed to clean water and clean air, and cleaning up the new kinds of challenges like global warming. He is right that I'm not in favor of energy taxes. I am in favor of tax cuts to encourage and give incentives for the quicker development of these new kinds of technologies.
Hypothesis: I am a promoter of hybrid cars

It's impossible to say