Q: "A small boat being rowed down a river." Does this mean that "A boat is being towed in a river."?
A: yes

Q: "A dark-haired man in his twenties drinks a green liquid from a plastic mug." Does this mean that "The man is drinking."?
A: yes

Q: "A blond-haired woman is sitting down next to a pile of backpacks." Does this mean that "A woman stands impatiently next to a pile of backpacks"?
A: no

Q: "Two female are walking their dogs, and the male is interested in the dogs." Does this mean that "The male likes the females."?
A:
it is not possible to tell