Objects in the image:
category: bench
category: tennis racket
category: umbrella
category: backpack
category: person
category: backpack
category: bottle
category: bottle
category: person
category: tennis racket

Guessing-game dialogue about one of the objects:
q: is it a water bottle?
a: No
q: is it the man's shoes?
a: No
q: is it on the foreground?
a: Yes
q: is it on the man?
a: No
q: is it for playing tennis?
a: Yes
q: is it on the racquet?
a: Yes
q: Is it the racket?
a: Yes