She sat back on her chair, not quite sure what to say.

A man was sitting on a chair before the table.

He was sitting on a chair which happened to be near him.

One day I came home after school and she was sitting on a chair in the front room of our house.

My teacher sat on a chair in the middle of the stage.

My mother sat on a hard chair by the front door with her mouth open.

He himself sat on a low chair at some distance from her.

She sat on a chair holding his hand, and none of us went close to them.

She sat on a chair set hard against the wall, a position beyond the range of his vision until he turned.

He sat on a chair next to the bed and started going through the old photos.