SOLUTION TO PRIZE CROSSWORD No 15,712:

ACROSS: 1 Penalty area. 9 Sinatra. 10 Upstage. 11 Men. 12 Satsuma. 13 Grown-up. 14 Pea. 15 Pasta. 17 Enter. 18 Erica. 20 Loyal. 22 Ham. 24 Gingham. 25 Apricot. 26 Air. 27 Glacier. 28 Sell out. 29 Kitchen sink. DOWN: 1 Punctuation mark. 2 No-trump. 3 Llama. 4 Young lady. 5 Restore. 6 Against the clock. 7 Uses up. 8 Keeper. 16 Salt marsh. 18 Engage. 19 Atheist. 21 Lorelei. 23 Mutate. 25 Arson.