Q: "The little boy rides his bicycle in a race." Does this mean that "The boy has training wheels on his bike."?
A: it is not possible to tell

Q: "A man sitting down on concrete reading a book." Does this mean that "A man sitting down on a couch reading a book."?
A: no

Q: "A couple hurrying past an urban ice skating park." Does this mean that "the couple is white"?
A: it is not possible to tell

Q: "An Asian man in a white tank-top kicking a punching bag in a gym." Does this mean that "The Asian man in the gym is working on his kicks."?
A:
yes