Premise:
"i think the team coming up is the Raiders"
Hypothesis: I think the next team is the Raiders.

yes

Premise:
"Whereas the nucleus of Florence was built to a strict Roman city plan of straight streets intersecting at right angles, Siena has all the Tuscan hill-town's haphazard organic forms, straggling up and down a forked ridge of not one but three hilltops."
Hypothesis: The center of Florence was built using Roman city plans while Siena has roads going in all directions along the hills.

yes

Premise:
"Mary Cavendish was standing where the staircase branched, staring down into the hall in the direction in which he had disappeared. "
Hypothesis: Mary Cavendish stared down the hallway.
yes