Q: "A man in a black polo and khakis is giving a powerpoint presentation" Does this mean that "The lady is giving a speech at church."?
A: no

Q: "A man in dress shirt and tie is talking on a cellphone." Does this mean that "A man talks to a coworker on his cellphone."?
A: it is not possible to tell

Q: "A man wearing a cap and green shirt with his back to the camera in an industrial kitchen." Does this mean that "A man is is wearing a green shirt"?
A: it is not possible to tell

Q: "A woman sitting in a restaurant or a bar talking to another woman." Does this mean that "An old woman and young woman talk in their favorite bar after work."?
A:
it is not possible to tell