Table: locomotive_i2_class
Columns: lb_sc_number
built
s_r_number
withdrawal
notes

Question: what is the s.r. number when lb&sc number is 34?
SQL: SELECT "s_r_number" FROM locomotive_i2_class WHERE "lb_sc_number" = 34

Question: what is the withdrawal when the lb&sc number is less than 16 and the s.r. number is 2011?
SQL: SELECT "withdrawal" FROM locomotive_i2_class WHERE "lb_sc_number" < 16 AND "s_r_number" = 2011

Question: what is the built when s.r. number is less than 2033, lb&sc number is less than 18, notes is i2 and withdrawal is cannot handle non-empty timestamp argument! 1935?
SQL: SELECT "built" FROM locomotive_i2_class WHERE "s_r_number" < 2033 AND "lb_sc_number" < 18 AND "notes" = 'i2' AND "withdrawal" = 'cannot handle non-empty timestamp argument! 1935'