Table: jordan_radev_fight_record
Columns: res
record
opponent
method
event
location

Question: What was the method for the UFC Fight Night 10 event?
SQL: SELECT "method" FROM jordan_radev_fight_record WHERE "event" = 'ufc fight night 10'

Question: What was the result for the M-1 Selection Europe event?
SQL: SELECT "res" FROM jordan_radev_fight_record WHERE "event" = 'm-1 selection europe'

Question: Who was the opponent that led to a record of 23-5?
SQL: SELECT "opponent" FROM jordan_radev_fight_record WHERE "record" = '23-5'