Q: "A man in a striped scarf walking down the sidewalk." Does this mean that "A man is walking outside."?
A: yes

Q: "A young man in jeans and a white shirt breakdances on a busy sidewalk." Does this mean that "A man in jeans and shirt break dances."?
A: yes

Q: "A man wearing some type of parachuting equipment walks up to a pink and green parachute in an open field." Does this mean that "The man wore parachuting equipment."?
A: yes

Q: "A young man is riding his blue bike." Does this mean that "Someone is cycling."?
A:
yes