Q: "People are riding motorized vertical scooters down the street." Does this mean that "The people on the scooters are about to stop at a red light."?
A: it is not possible to tell

Q: "Two hockey teams compete." Does this mean that "People playing basketball."?
A: no

Q: "Three little boys on a float in a river." Does this mean that "Three boys play hopscotch on the sidewalk."?
A: no

Q: "Men playing a sport during a sunny day." Does this mean that "Some guy are playing football on a sunny day."?
A:
it is not possible to tell