Premise:
"yeah didn't know that"
Hypothesis: I already knew that.

no

Premise:
"and i was the one that did the least poorly so she gave it to me and it's sitting here mostly taking up space but sometimes it makes you feel good to sit down and play it it is real relaxing"
Hypothesis: I did the worst so she gave me that guitar.

it is not possible to tell

Premise:
"More Japanese infantry poured in from Thailand to capture key airports in Kedah and Kelantan."
Hypothesis: Japanese planes bombed Thailand.
no