Q: "A man sitting on a windowsill." Does this mean that "The man is running"?
A: no

Q: "Two children running with no shoes on." Does this mean that "Children are running."?
A: yes

Q: "A dark brown dog standing on construction equipment." Does this mean that "A brown dog standing on construction equipment."?
A: yes

Q: "While one white dog is outside the pool, another white dog with a black spot on its back is jumping into a plastic swimming pool while getting sprayed by a garden hose." Does this mean that "A dog is jumping in the pool."?
A:
yes