Context:
"Broken Arrow" is a song written by Canadian singer-songwriter Neil Young and recorded by Buffalo Springfield on their 1967 album "Buffalo Springfield Again". It was recorded in August and September 1967 at Columbia Recording Studios and Sunset Sound Recorders. It incorporates musical ideas from "Down Down Down," a demo Young recorded with Buffalo Springfield (now available on the box set).
Hypothesis: "Broken Arrow" is on the Buffalo Springfield box set.
It's impossible to say
Context:
Fleas<br>My dog has fleas and constantly scratching himself. I took my dog to the veterinarian office. The veterinarian gave my dog two shots. Eventually the fleas started to die. My dog finally stop scratching himself.
Hypothesis: The dog never did stop scratching itself.
No
Context:
Gladys Lauture, a close Aristide friend and longtime supporter, said she and a team of carpenters, plumbers and decorators spent 18 days making Aristide's Port-au-Prince home livable again.
Hypothesis: A team spent years making Aristide's Port-au-Prince office livable again.

No