Table: sanya_districts
Columns: english_name
simplified
traditional
pinyin
area
population
density

Question: Name the number of pinyin where simplified is 河西区
SQL: SELECT COUNT("pinyin") FROM sanya_districts WHERE "simplified" = '河西区'

Question: Name the pinyin for where population is 44617
SQL: SELECT "pinyin" FROM sanya_districts WHERE "population" = 44617

Question: Name the pinyin for 487 area
SQL: SELECT "pinyin" FROM sanya_districts WHERE "area" = '487'

Question: Name the traditional for population 74779
SQL: SELECT "traditional" FROM sanya_districts WHERE "population" = 74779

Question: Name the english name for  崖城镇
SQL: SELECT "english_name" FROM sanya_districts WHERE "simplified" = '崖城镇'