Premise: They baked them on spits and ate them.

Hypothesis: The people were cooked.
Answer: yes

Premise: if that's true about all Puerto Ricans or not ones i met have been pretty pretty funny

Hypothesis: It may just be a stereotype, but I've heard all Puerto Ricans are supposed to be really funny.
Answer: it is not possible to tell

Premise: Among the famous signatures, you can also spot such unusual impressions as Jimmy Durante's nose and the hoof prints of Gene Autry's horse, Champion.

Hypothesis: You can see Elvis Presley's signature on a football.
Answer: it is not possible to tell

Premise: Miss Cowley left the delights (and drudgeries) of her home life early in the war and came up to London, where she entered an officers' hospital.

Hypothesis: Early in the war, Miss Cowley came to London and entered an officers' hospital.
Answer: yes