Walton

1. scientist

1.1. in the north pole

1.1.1. trying to discover a route through it

2. has a sister

2.1. he loves her alot

2.2. writes letters to her

3. hes nice

3.1. he stops the crew form bothering the man in the ice

3.2. he welcomed the man on the boat

4. on a ship

4.1. the captain