Q: "A female with a guitar singing in a microphone on stage." Does this mean that "a female is singing"?
A: yes

Q: "A woman and child are brushing their teeth." Does this mean that "woman and child brush teeth"?
A: yes

Q: "A blond woman kneels on the floor as she works on a piece of pottery on a pottery wheel." Does this mean that "A woman is making a vase for a gift using a pottery wheel"?
A: it is not possible to tell

Q: "Black and white horses carry a cart with people through the rain." Does this mean that "Horses carry a cart with people."?
A:
yes