Cryptic crossword. 1a partially smart, fully sly (6) 8a compare each question using all three exams for starters (6) 5d broadcast kudos leads to universal puzzle (6) 2d back up king with severe complication (7). 17d small piano in this place for ball (6) 13d dull thing true in novel about love (7) 18d pale looking pie(5) 16d a labyrinth without end on long river (6)22a not the exit taking place within a building.(6)