When 3rd, sedgemoor division 1 is the ladies 1st xi what is the mens 3rd xi?
create table table_21576644_2 (mens_3rd_xi varchar, ladies_1st_xi varchar, PRIMARY KEY (mens_3rd_xi))
select mens_3rd_xi from table_21576644_2 where ladies_1st_xi = "3rd, sedgemoor division 1"