human: <image>
What is the role of the rightmost person in the picture?
Answer the question using a single word or phrase.

gpt: ball retriever

human: What are the women doing on the tennis court?

gpt: watching

human: Are there shadows on the court?

gpt: yes

human: How many balls can be seen?

gpt: 1

human: What is the man in the background doing?

gpt: watching

human: What color is the surface?

gpt: blue