Mary's cat is a Maine Coon. It likes sitting on her lap
Mary's cat, which likes to sit on her lap, is a Maine Coon
The power plant opens next month. It will employ 1,000 people.
The power plant, which will employ 1,000 people, opens next month.
The church is very old. We visited it yesterday
The church which we visited yesterday is very old.
We look after stray dogs. Their owners can't be traced.
We look after stray dogs whose owners can't be traced.
I made Joe a sandwich. He ate it at once
I made Joe a sandwich which he ate at once.
They are thinking about developing a wind farm in the town. My grandmother lives there
They are thinking about developing a wind farm in the town where my grandmother lives.
I met a boy. His father has been to space.
I met a boy whose father has been to space.
The picture has mountains. I painted it
The picture, which has mountains, was painted by me.
I live in a village called South Milton. It has a population of 600
I live in a village called South Milton, which has a population of 600.
My friend Jade opposes GM crops. She’s an environmental scientist.
My friend Jade, who is an environmental scientist, opposes GM crops.
Tim has short blonde hair. He is very good at sports
Tim, who has short, blond hair, is very good at sport.
I run three times a week. It keeps me healthy
I run three times a week, which keeps me healthy.
Jim is in the kitchen. He is talking in the phone
Jim, who is in the kitchen, is talking on the phone.
I’ve been to Carancas in Peru. A meteorite landed there in 2007
I’ve been to Carancas in Peru, where a meteorite landed in 2007
Here's the money. I owe it to you
Here's the money (that) I owe you.