Premise:
"The word fundamentally in the previous paragraph carries a lot of weight, but it is important to think of what is fundamental."
Hypothesis: The previous paragraph had the word "fundamentally".

yes

Premise:
"now we have peach trees coming up"
Hypothesis: We have peach trees growing in our yard.

it is not possible to tell

Premise:
"Let Shannon think he was backing down."
Hypothesis: They wanted Shannon to think that he was not giving up.
no