Table: scottish_high_roads
Columns: rank
height
name
road_number
type

Question: What is the rad number for the dead end in rank 22?
SQL: SELECT "road_number" FROM scottish_high_roads WHERE "type" = 'dead end' AND "rank" = '22'

Question: What is the name of the dead end type ranked 22?
SQL: SELECT "name" FROM scottish_high_roads WHERE "type" = 'dead end' AND "rank" = '22'

Question: What is the type ranked 13?
SQL: SELECT "type" FROM scottish_high_roads WHERE "rank" = '13'