Q: "Four women with their arms around each other posing for a picture and smiling." Does this mean that "Four women posing for a picture."?
A: yes

Q: "A dog is running while another dog behind it carries a tennis ball." Does this mean that "Dogs playing."?
A: yes

Q: "Group of people on a sunny day." Does this mean that "A group of people on a cold day are sitting inside."?
A: no

Q: "A teenage girl walks past another with a cellphone." Does this mean that "The girl on her phone is talking to the other girl's boyfriend."?
A:
it is not possible to tell