Simplify the following text for a Grade 7 native English-speaking person.
Original: The state of Sarawak has introduced the Sarawak Corridor of Renewable Energy ( SCORE ) , a new development corridor in the central Sarawak state of Malaysia .
Simplified: Sarawak is a state in Malaysia that is located mostly on the northwestern portion of the island of Borneo . The capital city of Sarawak is Kuching .