Q: "Man in a red shirt riding his bicycle around water." Does this mean that "A man is active outside."?
A: it is not possible to tell

Q: "A person wearing a white shirt is hunched over a gravestone." Does this mean that "A woman runs through a field."?
A: no

Q: "A fisherman sits and prepares in front of a blue tarp." Does this mean that "A fisherman fillets his fish."?
A: it is not possible to tell

Q: "There is a person wearing a coat and jeans climbing stairs." Does this mean that "There is a person wearing a coat."?
A:
yes