Table: belize_tourism_sites
Columns: reserve
district
iucn
co_management
est
description

Question: What is the description when the reserve is Half Moon Caye?
SQL: SELECT "description" FROM belize_tourism_sites WHERE "reserve" = 'half moon caye'

Question: Which district has an IUCN of iii and was established in 1998?
SQL: SELECT "district" FROM belize_tourism_sites WHERE "iucn" = 'iii' AND "est" = 1998

Question: What is the IUNC of district of Cayo and reserve of Actun Tunichil Muknal?
SQL: SELECT "iucn" FROM belize_tourism_sites WHERE "district" = 'cayo' AND "reserve" = 'actun tunichil muknal'