Table: tallest_structures_4
Columns: continent
structure
height
year
country

Question: What is the year for the country of Morocco?
SQL: SELECT MAX("year") FROM tallest_structures_4 WHERE "country" = 'morocco'

Question: What is the year for the United Arab Emirates?
SQL: SELECT COUNT("year") FROM tallest_structures_4 WHERE "country" = 'united arab emirates'

Question: What year was the Mercury City Tower?
SQL: SELECT MIN("year") FROM tallest_structures_4 WHERE "structure" = 'mercury city tower'

Question: What structure is in Chile?
SQL: SELECT "structure" FROM tallest_structures_4 WHERE "country" = 'chile'