Premise:
"One day I killed a bandit who was extorting one of the local iron smiths."
Hypothesis: The bandit had bright yellow teeth.

it is not possible to tell

Premise:
"Each chapter of this guide lists applicable reference materials including federal regulations and guidance published by GSA, OMB, and other agencies."
Hypothesis: Applicable reference materials are listed in each chapter of the guide.

yes

Premise:
"Later it was enlarged by Constantine the Great, eventually measuring 400 metres long by 120 metres wide (1,300 feet by 400 feet), and could hold an audience of 100,000."
Hypothesis: It could not hold up to 100,000 people after Constantine the Great enlarged it.
no