On the great island of Borneo, East Malaysia's states of Sarawak and Sabah surround the enclave of the oil-rich sultanate of Brunei.
Sarawak is the name of a state in Indonesia.
mnli hypothesis: Sarawak is the name of a state in Indonesia. premise: On the great island of Borneo, East Malaysia's states of Sarawak and Sabah surround the enclave of the oil-rich sultanate of Brunei.