Q: "Two people are cleaning windows from opposite sides while looking at one another." Does this mean that "Two people are making faces at eachother while wiping windows with cleaner."?
A: it is not possible to tell

Q: "A group of indian people, one dressed in white and the other in red, are sitting on a rug, doing something with tea." Does this mean that "A group of people are seated with beverages."?
A: yes

Q: "Marines standing at attention being spoken to by a superior." Does this mean that "Marines standing at attention being spoken to by a Officer."?
A: yes

Q: "A young man in glasses sings and plays guitar." Does this mean that "the man is in a band"?
A:
it is not possible to tell