Table: tallest_structures_3
Columns: name
pinnacle_height
structure_type
main_use
country
town

Question: What country has the SBA Towers Tower Hayneville?
SQL: SELECT "country" FROM tallest_structures_3 WHERE "name" = 'sba towers tower hayneville'

Question: What type of structure is there at the American Tower Christmas?
SQL: SELECT "structure_type" FROM tallest_structures_3 WHERE "name" = 'american tower christmas'

Question: What's the name of the structure at Egypt, Arkansas?
SQL: SELECT "name" FROM tallest_structures_3 WHERE "town" = 'egypt, arkansas'