Q: "Two men sitting on step outside." Does this mean that "Two men are sitting outside."?
A: yes

Q: "A boy and girl going down a metal slide." Does this mean that "Kids are playing on a slide."?
A: yes

Q: "Two men working on a tractor wearing hard hats." Does this mean that "Two construction workers are fixing the tractor."?
A: it is not possible to tell

Q: "A woman and Man walking in white shirts and black bottoms on their way to work" Does this mean that "A man and woman are walking to work."?
A:
yes