This crossword No. 25796 clues and answers were published on Sat 17 Nov 2012 and the puzzle can be visited by following The Guardian Prize Crossword No. 25796 link.
All Across Clues and Answers:
1-across – Guardian of scouts at sea : CUSTOS
4-across – Complete failure of 17 bottle? : FIASCO
9-across – 18 down 14 coming round Royal Ulster Constabulary : FURNITUREPOLISH
10-across – Foot’s part right for marching : INSTEP
11-across – See 19 : POTATOES
12-across – Minion coming in to be … : BLACKEYE
14-across – … light for corgis’ owner after bone : SHINER
15-across – Piece of chalk for a pupil, a destroyer : ALKALI
18-across – High-ranking soldier entertaining champion to request disguise : FACEMASK
21-across – Top half fireplace to leave the country : EMIGRATE
22-across – Tell doing well : INFORM
24-across – Being temperate to achieve splendid life : SELFDISCIPLINED
25-across – Gale swirling around in place of films : EALING
26-across – Unusual issue very likely? : ODDSON
All Down Clues and Answers:
1-down – Portmanteau that’s taken on 18 down visit with queen and lieutenant missing : CHUNNEL
2-down – 18 down 14 like this catcher, decoy when around road east : SONET
3-down – Couplet arranged four times? : OCTUPLE
5-down – Setter’s favourite American push : IMPETUS
6-down – Fissiparous tendency of wayward miss holding on to letters page : SPLITTISM
7-down – Russian flower situation is indecent : OBSCENE
8-down – Nonsense about 50 being less than half 3 : TRIPLE
13-down – Protean church getting a lot of fun in spirit : CHANGEFUL
16-down – See 2 : LUMIERE
17-down – Fixer at first turning up next to 18 down : ITALIAN
18-down – Dawn on short day points to … : FRENCH
19-down – … damaged vessels, with single digit inserted, providing food : CHIPPED
20-down – Sudden increase happening with cutter : SURGEON
23-down – See 18 : FRIES
This crossword has in total 28 where 14 are across and 14 are down.