Windsurfing is a water sport. You can do it on the lake.
Windsurfing is a water sport which you can do on the lake.
A bee is an insect. It is black and yellow and it makes honey.
A bee is an insect which is black and yellow and it makes honey.
I live in a tall apartment block. It is opposite the market.
I live in a tall apartment block which is opposite the market.