[Event "Doré 80JT, 3.prize"]
[Site "?"]
[Date "2013.??.??"]
[Round "?"]
[White "Ostmoe, Geir Sune"]
[Black "Draw"]
[Result "1/2-1/2"]
[SetUp "1"]
[FEN "k7/3R4/1P4PK/7P/Pb6/6n1/5p2/5b2 w - - 0 1"]
[PlyCount "28"]
[EventDate "2013.??.??"]

1. Ra7+ $1 ({Thematic try} 1. Rf7 $2 Nh1 $1 2. g7 Bd2+ 3. Kh7 Bd3+ 4. Kh8 Bc3
5. h6 f1=Q 6. Rxf1 Bxf1 7. h7 Bc4 8. a5 Ng3 9. a6 Nf5 {Now that the king is on
a8, White must start with the b-pawn, which makes a difference:} 10. b7+ Ka7
11. b8=Q+ Kxb8 12. a7+ Kc7 $1 13. a8=Q Bxg7#) 1... Kb8 2. Rf7 Nh1 $1 (2... Bd2+
3. Kh7 Ne4 (3... Be3 4. g7 Bd3+ 5. Kh8 Bd4 6. Rxf2 $1 {draws.}) 4. Rf8+ Kb7 5.
g7 Ng5+ 6. Kh8 Be3 $1 7. h6 $1 (7. g8=Q $2 Bd4+ 8. Qg7+ Bxg7+ 9. Kxg7 Ne6+ {
wins.}) 7... Bc4 8. Rxf2 Bxf2 9. g8=Q Bd4+ $1 10. Qg7+ Bxg7+ 11. Kxg7 $1 (11.
hxg7 $2 Nf7+ 12. Kh7 Bd3+ 13. Kg8 Nh6+ 14. Kf8 Bc4 {wins.}) 11... Bd3 12. a5 {
draws; Black can make no progress.}) 3. g7 Bd2+ 4. Kh7 Bd3+ 5. Kh8 Bc3 6. h6
f1=Q 7. Rxf1 Bxf1 8. h7 $1 (8. Kg8 $2 Bc4+ 9. Kf8 Bb4+ 10. Ke8 Bg8 {wins.})
8... Bc4 {Otherwise White plays 9.Kg8 with a draw.} 9. a5 Ng3 10. a6 Nf5 (10...
Bxa6 11. Kg8 Bc4+ 12. Kf8 Bb4+ 13. Ke8 Bb5+ 14. Kf7 Bc4+ 15. Ke8 {draws.}) (
10... Bd5 11. a7+ Kc8 12. a8=Q+ Bxa8 13. b7+ Bxb7 14. Kg8 Bd5+ 15. Kh8 $1 (15.
Kf8 $4 Bb4+ 16. Ke8 Nh5 $1 17. g8=Q Nf6#) 15... Be4 16. Kg8 Bxg7 17. Kxg7 Nh5+
18. Kh6 {draws.}) 11. a7+ Kb7 12. a8=Q+ Kxa8 13. b7+ {Unlike the thematic try,
there is no escape for Black's king.} Ka7 14. b8=Q+ Kxb8 {Stalemate.} 1/2-1/2

[Event "Doré 80JT, 2.hm"]
[Site "?"]
[Date "2013.??.??"]
[Round "?"]
[White "Ostmoe, Geir Sune"]
[Black "Win"]
[Result "1-0"]
[SetUp "1"]
[FEN "1k4b1/3K4/p7/4Pp2/P7/8/1P2P3/8 w - - 0 1"]
[PlyCount "31"]
[EventDate "2013.??.??"]

1. e6 (1. a5 $2 Bc4 2. e3 Bb5+ 3. Kd8 Bc4 {draws.}) 1... Kb7 $1 (1... a5 2. e7
Bf7 3. e8=Q+ Bxe8+ 4. Kxe8 {wins.}) 2. a5 $1 ({Thematic try} 2. e7 $2 Bb3 $1 3.
a5 f4 4. e8=Q Ba4+ 5. Kd8 Bxe8 6. Kxe8 Kc6 7. Ke7 Kb5 8. Kd6 Kxa5 9. Ke5 Kb4
10. Kxf4 Kb3 11. e4 Kxb2 12. e5 a5 13. e6 a4 14. e7 a3 15. e8=Q a2 {draws.}) (
2. b4 $2 f4 3. e7 Bb3 $1 4. a5 Bf7 5. e8=Q Bxe8+ 6. Kxe8 Kc6 7. Kd8 Kb5 8. Kc7
Kxb4 9. Kb6 Kc3 10. Kxa6 Kd2 11. Kb5 Kxe2 {draws.}) 2... f4 3. b3 $3 (3. e7 $2
Bb3 4. e8=Q Ba4+ 5. Kd8 Bxe8 6. Kxe8 {transposes to the thematic try (2.e7).})
(3. b4 $2 Bh7 4. e7 Bg6 5. e8=Q Bxe8+ 6. Kxe8 {transposes to the try 2.b4.})
3... Bh7 4. e7 Bf5+ 5. Kd8 Bg6 6. e8=Q Bxe8 7. Kxe8 Kc6 8. Ke7 Kb5 9. Kd6 $1
Kb4 $1 (9... Kxa5 10. Kc5 f3 11. b4+ Ka4 12. exf3 {wins.}) 10. Ke5 $1 (10. Kc6
$2 Kxb3 $1 11. Kb6 Kc3 12. Kxa6 Kd2 13. Kb5 Kxe2 {draws.}) (10. Kd5 $2 Kxb3 $1
11. Ke4 Kb4 12. Kxf4 Kxa5 13. e4 Kb6 14. e5 a5 15. e6 Kc7 {draws.}) 10... Kxa5
11. Kxf4 Kb4 12. e4 Kxb3 13. e5 a5 14. e6 a4 15. e7 a3 16. e8=Q {Compared to
the thematic try, Black's king is on b3 instead of b2.} 1-0

[Event "Brieger 100MT, 2.sp.com"]
[Site "?"]
[Date "2014.??.??"]
[Round "?"]
[White "Ostmoe, Geir Sune"]
[Black "Draw"]
[Result "1/2-1/2"]
[SetUp "1"]
[FEN "8/8/8/KP2n2B/2pp4/1k6/8/8 w - - 0 1"]
[PlyCount "25"]
[EventDate "2013.??.??"]

1. b6 Nd7 $1 (1... c3 2. Bd1+ Kc4 (2... c2 3. Bxc2+ Kxc2 4. b7 Nd7 5. Kb5 d3 6.
Kc6 d2 7. Kxd7 d1=Q+ 8. Kc7 {draws}) (2... Kb2 3. b7 Nd7 4. Bg4 Nb8 5. Bf5 c2
6. Bxc2 Kxc2 7. Kb6 d3 8. Kc7 d2 9. Kxb8 d1=Q 10. Kc7 {draws.}) 3. b7 Nd7 4.
Ba4 Nb8 5. Bb5+ Kb3 6. Bd3 c2 7. Bxc2+ Kxc2 8. Kb6 d3 9. Kc7 d2 10. Kxb8 d1=Q
11. Kc7 {draws.}) 2. b7 d3 $1 (2... c3 3. Bd1+ {transposes to the lines
arising after 1... c3.}) 3. Bf7 $1 {Preventing 3...c3 and forcing 3...d2.} (3.
Be8 $2 Nb8 4. Bb5 Kc3 $1 5. Kb6 (5. Ba4 Kb2 6. Kb6 c3 {wins.}) 5... Kb4 $1 6.
Kc7 (6. Bxc4 Kxc4 7. Kc7 Na6+ 8. Kb6 Nc5 $1 {wins.}) 6... d2 7. Kxb8 d1=Q 8.
Kc7 Kc5 9. b8=Q Qd6+ 10. Kc8 Qxb8+ 11. Kxb8 Kxb5 {wins.}) (3. Kb5 $2 c3 4. Kc6
Nb8+ 5. Kc7 c2 6. Kxb8 c1=Q {wins.}) 3... d2 4. Be8 $1 Nb8 (4... d1=Q 5. b8=Q+
$1 Nxb8 6. Ba4+ {draws.}) (4... Ka3 5. Bxd7 d1=Q 6. b8=Q Qd2+ 7. Kb6 Qxd7 8.
Kc5 $1 {draws.}) 5. Ba4+ Ka3 (5... Kb2 6. Kb6 c3 7. Kc7 c2 8. Bxc2 Kxc2 9. Kxb8
d1=Q 10. Kc7 {draws.}) 6. Bd1 $1 {Completing the bishop's journey from h5 to
d1 - via f7, e8 and a4.} c3 7. Kb6 Kb2 8. Kc7 Na6+ 9. Kb6 Nb8 10. Kc7 c2 11.
Bxc2 Kxc2 12. Kxb8 d1=Q 13. Kc7 {draws.} 1/2-1/2

[Event "Arves 25JT, 1.prize"]
[Site "?"]
[Date "2014.??.??"]
[Round "?"]
[White "Ostmoe, Geir Sune"]
[Black "Win"]
[Result "1-0"]
[SetUp "1"]
[FEN "B7/2pP1PPP/1b6/1P2BP2/1R6/k1n2p2/Pr3Pp1/R3K3 w Q - 0 1"]
[PlyCount "25"]
[EventDate "2014.??.??"]
[SourceDate "2012.08.09"]

1. Rb3+ Ka4 2. Ra3+ Kxa3 (2... Kxb5 3. Bc6+ $1 Kxc6 4. Rxc3+ {wins.}) 3. f8=Q+
c5 $1 4. bxc6+ Ka4 5. Qb4+ $1 Kxb4 (5... Rxb4 6. g8=Q {wins.}) 6. Bxc3+ Kxc3 7.
O-O-O g1=Q $1 (7... Bc7 8. Rd3+ $1 Kxd3 9. g8=Q {wins.}) (7... Rc2+ 8. Kb1 Rb2+
9. Ka1 Kc2 10. Rd2+ $1 Kxd2 (10... Kc1 11. Rxb2 Bd4 12. a3 Bxb2+ 13. Ka2 g1=Q
14. g8=Q Qxf2 15. d8=Q {wins.}) 11. g8=Q Kc1 12. Qc4+ Rc2 13. Qd3 g1=Q 14. h8=Q
{wins.}) 8. Rxg1 Rc2+ (8... Bxf2 9. Re1 $1 Bxe1 10. d8=Q {wins.}) (8... Bc7 9.
Rg4 Rxf2 10. Rc4+ $1 {wins.}) 9. Kb1 Rb2+ 10. Ka1 Kc2 11. d8=R $1 (11. d8=Q $2
Rb1+ $1 12. Rxb1 Bd4+ 13. Qxd4 {stalemate.}) 11... Bxd8 12. g8=N $1 Bb6 13.
h8=B $1 {Valladão and AUW combined.} (13. h8=Q $2 Bd4 $1 14. Qxd4 Rb1+ 15.
Rxb1 {stalemate.}) 1-0

[Event "The Problemist"]
[Site "?"]
[Date "2015.??.??"]
[Round "?"]
[White "Ostmoe, Geir Sune"]
[Black "Win"]
[Result "1-0"]
[SetUp "1"]
[FEN "2R5/p1P5/P7/8/7N/kpr5/6N1/7K w - - 0 1"]
[PlyCount "25"]
[EventDate "2015.??.??"]

1. Nf3 $1 (1. Rb8 $2 Rxc7 2. Nf3 b2 3. Nd2 Rc1+ $1 (3... Rc2 $2 4. Ne3 $1) 4.
Kh2 Rc2 {draws.}) 1... Rxf3 (1... b2 2. Nd2 {wins.}) 2. Ne3 $3 (2. Rb8 $2 Rc3
3. c8=Q Rxc8 4. Rxc8 b2 5. Rb8 Ka2 {draws, e.g.} 6. Ne3 b1=Q+ 7. Rxb1 Kxb1 8.
Nc4 Ka2 9. Na5 Ka3 10. Nc6 Ka4 11. Nxa7 Ka5) 2... Rxe3 3. Rb8 Rc3 4. c8=Q Rxc8
5. Rxc8 b2 6. Rb8 Ka2 7. Kg2 {Without 2.Se3, this move would not have been
possible.} b1=Q 8. Rxb1 Kxb1 9. Kf3 Kc2 10. Ke4 Kc3 11. Kd5 Kb4 12. Kc6 Ka5 13.
Kb7 {wins.} 1-0

[Event "EG"]
[Site "?"]
[Date "2015.??.??"]
[Round "?"]
[White "Ostmoe, Geir Sune"]
[Black "Win"]
[Result "1-0"]
[SetUp "1"]
[FEN "6r1/1P6/1R3p2/P7/8/8/5p2/3k3K w - - 0 1"]
[PlyCount "51"]
[EventDate "2015.??.??"]

1. Kh2 $1 (1. Rxf6 $2 Ke2 2. a6 f1=Q+ 3. Rxf1 Kxf1 4. Kh2 Kf2 5. Kh3 Kf3 6. Kh4
Kf4 7. Kh5 Kf5 8. Kh6 Kf6 {draws, since} 9. Kh7 $4 Rb8 $1 {even wins for Black.
}) (1. Rb1+ $2 Ke2 2. Kh2 Kf3 $1 3. Rb3+ Ke2 {draws.}) 1... f1=Q (1... Ke2 2.
Re6+ $1 {wins.}) 2. Rb1+ Ke2 3. Rxf1 Kxf1 4. Kh3 (4. a6 $2 Kf2 5. Kh3 Kf3 6.
Kh4 $4 (6. Kh2 {draws.}) 6... Rh8#) 4... Kf2 5. Kh4 Kf3 6. Kh5 Ke4 7. a6 Kf5 8.
Kh6 {Contrary to the line after 1.Rxf6?, there is no 8...Kf6 now.} Rh8+ 9. Kg7
Rb8 10. Kf7 Ke5 (10... Kg5 11. Ke6 {wins.}) 11. Ke7 (11. Kg6 $6 {is a loss of
time after} Rg8+ 12. Kh5 Kf5 13. Kh6 Rh8+ 14. Kg7 Rb8) 11... f5 12. Kd7 f4 13.
Kc7 $1 (13. Kc6 $2 f3 14. a7 Rxb7 15. a8=Q Rf7 {is an EGTB draw.}) 13... f3 14.
Kxb8 f2 15. Kc8 f1=Q 16. b8=Q+ Kd5 17. Qb7+ Kc5 18. Qc7+ Kb5 19. a7 Qf8+ 20.
Qd8 Qf3 21. Qd7+ Kb6 22. Qd4+ Ka6 23. Qa4+ Kb6 24. Qb4+ $1 (24. a8=Q $2 Qf8+
25. Kd7 Qd6+ $1 26. Kxd6 {stalemate.}) (24. a8=R $2 Qb7+ 25. Kd8 Qd5+ 26. Ke7
Qe5+ {positional draw.}) 24... Ka6 (24... Kxa7 25. Qa5#) 25. Qa3+ $1 Qxa3 26.
a8=Q+ {wins.} 1-0

