Q: "A woman bounces on a trampoline." Does this mean that "The woman is doing a physical activity."?
A: yes

Q: "Man in boat wearing athletic shorts, a backwards baseball cap and sunglasses unhooks a fish he has caught while fishing." Does this mean that "Man in boat unhooks large-mouthed bass he has just caught."?
A: it is not possible to tell

Q: "A woman with a Mohawk holds the leash for two smaller pug dogs." Does this mean that "A woman is walking two smaller pug dogs."?
A: yes

Q: "A young woman with red highlights in her hair is applying eyeshadow with a Q-tip in front of a mirror." Does this mean that "The woman is standing in a bathroom."?
A:
it is not possible to tell