he died on a ship
A person who sells ship supplies is called a chandler
The immigration ship
No one. He supplied his own ship and supplies.
None. Leif supplied his own ship and supplies.
captured a ship and rename it
He supplied his own ship and supplies.
By a rocket ship
chicken nuggets
Cats
He already had his own ship and supplies.
The common nouns in this sentence is the crew, supplies, and ship. There are no proper nouns in your sentence.