Premise:
"In the late 1870s, he defaulted on a loan from rancher Archibald Stewart, so Stewart took the Las Vegas Ranch for his own."
Hypothesis: He paid every last penny back to Stewart

no

Premise:
"He was found to have copied 37 notes from a song by Italian pop star Albano Carrisi in his song, Will You Be There?"
Hypothesis: He copied the other man's song.

yes

Premise:
"Buttermere Lake is one of the homes of Lake District char, relatives of the salmon that were trapped here by the changes in sea and land levels after the last Ice Age."
Hypothesis: Buttermere Lake has salmon in it.
yes