Table: gaul_race_results
Columns: 1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963

Question: what is 1958 when 1957 is 2 and 1956 is 3?
SQL: SELECT "1958" FROM gaul_race_results WHERE "1957" = '2' AND "1956" = '3'

Question: what is 1955 when 1961 is n/a?
SQL: SELECT "1955" FROM gaul_race_results WHERE "1961" = 'n/a'