a tennis player is hitting a tennis ball
can you see the opponent
no
is he swinging backhand or forehand
don't know
can you see the ball
yes
what color is it
green
is he in an arena
looks like a court
are there spectators
no
what type of clothing is he wearing
shirt and shorts
any sunglasses
no
is he wearing a watch
no
does he have a sun visor or ball cap on
no