This crossword No. 25891 clues and answers were published on Sat 09 Mar 2013 and the puzzle can be visited by following The Guardian Prize Crossword No. 25891 link.
All Across Clues and Answers:
1-across – Set aside for being hopelessly ecstasy-addicted : DEDICATED
6-across – Dominant sort of chap attaining high altitude, initially, on mountain : ALPHA
9-across – Turned green, receiving a message : EMAIL
10-across – Simple question aristocrat put to top 23, reportedly : NOBRAINER
11-across – A rat coming out on an unequal social footing : MORGANATIC
12-across – Intend to get tight : MEAN
14-across – Carry on with fabulous bird in receding ocean : PROCEED
15-across – Get into trouble with sibling in heartless 9 : EMBROIL
17-across – Backward spooks damage a tongue : ARAMAIC
19-across – Way of learning to crack code for dietary essential : PROTEIN
20-across – Well able to dump odd characters in river : ELBE
22-across – Versatile player getting chubbier everywhere? : ALLROUNDER
25-across – Recipient of 9 from dead seers, weirdly : ADDRESSEE
26-across – Land one left in flower : ITALY
27-across – What happened in the seventies? : EVENT
28-across – An aquatic bird absorbing backbeat before birth : ANTENATAL
All Down Clues and Answers:
1-down – Vision of 500 sheets : DREAM
2-down – Medical problem said to make a bird change colour : DIARRHOEA
3-down – Security subsequently left over amid black stuff : COLLATERAL
4-down – Vessel finding capital curtailed within borders of Thailand : TANKARD
5-down – Express contempt about bedhead being clean : DEBRIDE
6-down – A passage out : AWAY
7-down – Almost wrote Noodles : PENNE
8-down – A racket involving kidneys’ secretion : ADRENALIN
13-down – So into cleaning and clearing! : ABSOLUTION
14-down – Toponym constituting source of Love and peace, man : PLACENAME
16-down – Unduly foolish to cover banker’s last debt : OVERDRAFT
18-down – Instrument for brewing ales etc : CELESTA
19-down – Sign left carrying 10 : PORTENT
21-down – Show 19 involving good or bad workmanship : BODGE
23-down – Go to bed with common soldiers; get up with VIP : ROYAL
24-down – Hide pepper : PELT
This crossword has in total 32 where 16 are across and 16 are down.