Premise:
"has discussed indicting the president for obstruction while he is still in office, but holding off on the trial until he is a private citizen, when a conviction would be easier to obtain."
Hypothesis: It is being jumped at the first chance to try to convict the president.

no

Premise:
"The Legal Services Act was adopted to provide full and effective legal representation to low income persons."
Hypothesis: The Legal Services Act provides legal representation to poor people in civil matters.

it is not possible to tell

Premise:
"Draft Methodology for Estimating Values for Changes in Visibility at National Parks."
Hypothesis: There are many national parks all across the United States.
it is not possible to tell