Premise:
"According to biblical tradition, although David bought the land for the Temple and carefully assembled its building materials, he was deemed unworthy of constructing the Temple because he was a man of war with blood on his hands."
Hypothesis: David owned no land.

no

Premise:
"I was assigned to the helping of one who had discovered the secrets of gravity and some strange magic which he termed relativity--though indeed it had little to do with kinship, but was a private mystery."
Hypothesis: I was assigned to help whoever found the secret of gravity, but it seems no one has yet.

it is not possible to tell

Premise:
"However, upstart John McCain's official site , like Bradley's, is the most popular destination for those who've entered his name into a search engine."
Hypothesis: John McCain has an official website, but most people who Google him don't visit it.
no