Table: natural_arches
Columns: rank
name
location
length_m
length_ft

Question: What is the length in feet when the length in meters is 64.2?
SQL: SELECT "length_ft" FROM natural_arches WHERE "length_m" = '64.2'

Question: Where is the longest arch with a length in meters of 64.2?
SQL: SELECT "location" FROM natural_arches WHERE "length_m" = '64.2'

Question: Where is the longest arch with a length in meters of 63?
SQL: SELECT "location" FROM natural_arches WHERE "length_m" = '63'

Question: What is the rank of the arch with a length in meters of 75/55?
SQL: SELECT "rank" FROM natural_arches WHERE "length_m" = '75/55'

Question: What is the length in feet of the Jiangzhou arch?
SQL: SELECT "length_ft" FROM natural_arches WHERE "name" = 'jiangzhou arch'