Q: "A group of people splashing water over the head of someone in a chair." Does this mean that "The group is a football team, dumping water on their coach."?
A: it is not possible to tell

Q: "Four people are acting behind a woman in a yellow shirt is lying on the ground." Does this mean that "People are dancing outside in the rain."?
A: no

Q: "A woman with a walkie talkie and a bicycle helmet and bicycle standing near another woman in a black jacket." Does this mean that "The woman is swimming in the deep end."?
A: no

Q: "An elderly couple, facing each other closely, having a conversation." Does this mean that "The people are married."?
A:
it is not possible to tell