Input (grade 13): Although the Castle is now gone, some intriguing indications of castle life remain - such as the local ponds (Westminster pond being one) allegedly built to supply the castle with regular supplies of fish.
Output (grade 7): The castle is now gone but there are some interesting parts of castle life still in existence. This includes ponds, such as West Minster Pond, made to hold and grow fish for food for the castle.