Table: southern_railway_locomotives
Columns: name
wheel_arrangement
sr_no
manufacturer
year_made
year_withdrawn

Question: Who manufactured the vehicle withdrawn after 1932?
SQL: SELECT "manufacturer" FROM southern_railway_locomotives WHERE "year_withdrawn" > 1932

Question: Who manufactured the vehicle that was withdrawn in 1927?
SQL: SELECT "manufacturer" FROM southern_railway_locomotives WHERE "year_withdrawn" = 1927