Premise: Two boys talking while wearing unique outfits.

Hypothesis: Two fat boys talking while wearing unique outfits.
it is not possible to tell

Premise: The white-helmeted driver of the red, white and blue car, with a passenger riding shotgun, whipped up dust and rocks in the wooded taped-off area, the debris creating an eerie, ghostlike view of the face of the person behind him.

Hypothesis: No one is driving.
no

Premise: a woman sitting on a wall with several multicolored flags behind her

Hypothesis: The flags are all national flags
it is not possible to tell

Premise: A rodeo rider is thrown from his bucking bronco.

Hypothesis: The Bronco is mad
it is not possible to tell