[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "kb4Q1/P7/1PP5/K6q/8/8/8/8 w - - 0 1"]
[PlyCount "8"]
[EventDate "2023.??.??"]

1. Qg5 Qxg5+ 2. Ka6 Bxa7 3. c7 Qa5+ 4. Kxa5 Bxb6+ $11 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "kb4Q1/P7/1PP5/K6q/8/8/8/4n3 w - - 0 1"]
[PlyCount "3"]
[EventDate "2023.??.??"]

1. Qg5 $3 Qxg5+ 2. Ka6 $18 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/5p2/8/3R4/P7/1k1K1N1r w - - 0 1"]
[PlyCount "7"]
[EventDate "2023.??.??"]

1. a3 $3 (1. Ke2 Kxa2 $11) 1... Rxf1+ 2. Ke2 Rf4 (2... Rh1 3. Rd1+ $18) 3. Rb3+ Kc2 4. Rb4 $18 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "N7/2N5/8/k7/5B2/1K2b3/8/8 w - - 0 1"]
[PlyCount "1"]
[EventDate "2023.??.??"]

1. Nb6 $3 $18 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "8/pp1q4/3p4/3k4/R7/2P4P/PP1K4/3B4 w - - 0 1"]
[PlyCount "3"]
[EventDate "2023.??.??"]

1. Ra5+ Ke4 (1... b5 2. Rxb5+ $1 Qxb5 3. c4+ $18) 2. Rf5 $3 $18 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "8/1p1p1p2/1p1P1P1P/1P6/6p1/4p1p1/3pP1PB/3B1K1k w - - 0 1"]
[PlyCount "29"]
[EventDate "2023.??.??"]

1. h7 gxh2 2. h8=N g3 3. Ng6 fxg6 4. f7 g5 5. f8=N g4 6. Ne6 dxe6 7. d7 e5 8. d8=N e4 9. Nc6 bxc6 10. bxc6 b5 11. c7 b4 12. c8=N b3 13. Nd6 b2 14. Nxe4 b1=Q 15. Nxg3# *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "k7/8/8/8/5ppp/8/K7/1R6 w - - 0 1"]
[PlyCount "29"]
[EventDate "2023.??.??"]

1. Kb3 g3 2. Kc4 h3 3. Kd5 g2 4. Kc6 h2 5. Ra1+ Kb8 6. Rb1+ Kc8 7. Ra1 Kd8 8. Kd6 Ke8 9. Ke6 Kf8 10. Kf6 Kg8 11. Ra8+ Kh7 12. Ra7+ Kh6 13. Ra8 Kh5 14. Kf5 Kh4 15. Kxf4 $11 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "8/6p1/6P1/1B1k3K/R7/8/7p/4b3 w - - 0 1"]
[PlyCount "5"]
[EventDate "2023.??.??"]

1. Rh4 Bxh4 2. Ba6 Kc6 3. Bd3 $11 *

[Event "?"]
[Site "?"]
[Date "2017.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "q7/8/2p5/B2p2pp/5pp1/2N3k1/6P1/7K w - - 0 1"]
[PlyCount "5"]
[EventDate "2023.??.??"]

1. Ne4+ Kh4 2. Ng3 fxg3 (2... Qf8 3. Be1 fxg3 4. Bf2 $1 gxf2 5. g3+ $11) 3. Bb6 $11 *

[Event "?"]
[Site "?"]
[Date "2018.??.??"]
[Round "?"]
[White "Endgames studies"]
[Black "Endgames studies"]
[Result "*"]
[SetUp "1"]
[FEN "6bk/8/5P2/p3PP2/8/8/3K4/8 w - - 0 1"]
[PlyCount "7"]
[EventDate "2023.??.??"]

1. e6 $1 a4 2. Kd1 $3 (2. Kc3 a3 3. Kb3 Bh7 4. e7 Bg8+ $11) 2... a3 (2... Kh7 3. Kc1 Kh8 4. Kb2 $18) 3. Kc1 a2 (3... Kh7 4. Kb1 $18) 4. Kb2 $18 *