The ball person was playing with the children in the park.

The mirror ball is shining at the disco.

We enjoyed a ball game in the park.

I ran into an old friend by chance at the library.

He took on the challenge of starting a new business with a 'take a chance' attitude.

He was playing by bouncing a superball.

He is not necessarily wrong.

I'm going to play paintball with my friends this weekend.

She started dancing in the ballroom.

I played with a beach ball at the sea.