SOLUTION TO PRIZE CROSSWORD No 15,806:

ACROSS: 1 Life raft. 5 Pom-pom. 9 Ballpark. 10 Poseur. 12 Ewer. 13 Red herring. 15 Dead reckoning. 19 Drum majorette. 23 Oil-bearing. 25 Opus. 28 Auburn. 29 Sinecure. 30 Endure. 31 Age group. DOWN: 1 Lib Dem. 2 False. 3 Ripe. 4 Forbear. 6 Odour. 7 Precipice. 8 Mortgage. 11 Chic. 14 Palm. 15 Double bed. 16 Ego. 17 Oath. 18 Advocate. 20 Jury. 21 Ranking. 22 Asleep. 24 Error. 26 Pluto. 27 Berg.