In the Macedonian Problemist no. 67 (January - April 2022),

Steffen Nielsen published this article about how to create studies out of chess games..

Also included the examples from the article..

[Event "Schach"] [Site ""] [Date "2020.10.08"] [Round ""] [White "Steffen Slumstrup Nielsen"] [Black ""] [Result "1-0"] [Annotator "stjef"] [SetUp "1"] [FEN "6k1/1q1p3p/5P2/2R2Npp/P2P1r1p/7K/1p1Q2P1/7n w - - 0 1"] [PlyCount "21"] [EventDate "2020"] [SourceVersionDate "2020.10.18"] 
 {[#]} 1. Nh6+ Kf8 2. Qxb2 (2. Rc8+ $2 Qxc8 3. Qb4+ d6+ {is unfortunate.}) 2... Nf2+ 3. Kh2 Ng4+ 4. Kg1 (4. Nxg4 $2 Qxb2) 4... Rxd4 5. Qb3 (5. Qxb7 Rd1#) 5... Rd5 {Now three pairs of pieces stare at each other.} 6. a5 $1 ({Logical try} 6. Rc1 $2 Rd1+ $1 {Keller Paradox. Black plays to a square just covered by White.} 7. Qxd1 Qa7+ ({or} 7... Qb6+ {with the same idea)}) 8. Kh1 Nf2+ 9. Kh2 Qb8+ 10. Kg1 Nxd1) {After 6. a5!, Black is in zugzwang (White has no threat) with apparently two good waiting moves. MAIN A:} 6... Ke8 ({Main B} 6... d6 7. Rc1 Rd1+ 8. Qxd1 Qa7+ 9. Kh1 Nf2+ 10. Kh2 Nxd1 (10... Qb8 {is not with check, compare with logical try 6. Rc1?}) 11. Rc8#) (6... Qxb3 7. Rc8#) (6... Nxh6 7. Qxb7) (6... Rxc5 7. Qf7# (7. Qg8#)) (6... h3 7. gxh3) (6... Qa7 7. Qxd5) 7. a6 (7. Qc2 $2 Qa7 8. Qe4+ Re5 9. Kh1 Nf2+ 10. Kh2 Ng4+ 11. Qxg4 Rxc5 12. Qe4+ Kd8 13. Qe7+ Kc7 $11 (13... Kc8)) 7... Qb6 8. Qe3+ $1 Nxe3 9. Rc8+ Qd8 10. f7+ Ke7 11. Rxd8 1-0

[Event "Rated Blitz game"] [Site "lichess.org"] [Date "2021.03.17"] [Round ""] [White "ShinkarovAtem"] [Black "Stjef"] [Result "0-1"] [ECO "A00"] [WhiteElo "2232"] [BlackElo "2232"] [PlyCount "142"] [EventDate "2021"] [EventType "blitz"] 
 {[%evp 0,142,25,-14,-6,-13,15,8,14,15,15,19,10,0,10,-8,45,-3,-1,-151,-147,-147, -190,-191,-191,-212,-215,-208,-201,-186,-146,-150,-118,-127,6,10,-72,1,64,67, 86,86,91,22,24,33,35,35,37,37,40,0,14,-28,-11,-11,-13,-16,150,147,164,167,166, 155,167,141,181,93,178,48,67,-88,-91,-87,-82,-102,-108,-97,-97,-104,-79,-58, -58,-107,-17,-170,-77,-299,-367,-372,-449,-764,-396,-598,-755,-789,-794,-807, -815,-842,-846,-846,-809,-843,-659,-712,-585,-636,-627,-873,-914,-938,-1013, -1289,-966,-986,-1013,-1013,-1013,-1259,-1425,-1746,-928,-928,-1746,-29969, -29970,-29971,-29968,-29979,-29980,-29981,-29982,-29989,-29988,-29993,-29992, -29995,-29994,-29995,-29996,-29997,-29998,-29999,-30000]} 1. c3 Nf6 2. d4 g6 3. Nf3 Bg7 4. Bf4 O-O 5. e3 d6 6. Bd3 Nbd7 7. O-O a6 8. h3 Qe8 9. Nbd2 e5 10. dxe5 dxe5 11. Bg3 e4 12. Nxe4 Nxe4 13. Bxc7 Ndc5 14. Bc2 Qc6 15. Bh2 Be6 16. Nd4 Qb6 17. b4 Nxc3 18. bxc5 Nxd1 19. cxb6 Nc3 20. Nxe6 fxe6 21. Bb3 Ne2+ 22. Kh1 Bxa1 23. Bxe6+ Kg7 24. Rxa1 Rad8 25. Be5+ Kh6 26. f3 Rde8 27. Bd6 Rf6 28. Bd7 Rd8 29. Be7 Rf7 30. Bxd8 Rxd7 31. Bc7 Rd2 32. Re1 Rxa2 33. e4 a5 34. e5 Kg7 35. e6 Kf6 36. g4 Kxe6 37. Kg2 Kd5 38. Kf1 Nd4 39. Re7 Nxf3 40. Rxh7 a4 41. Rd7+ Kc4 42. Rf7 Nd4 43. Rf4 a3 44. Be5 Rd2 45. Ke1 Rd3 46. Rf8 Re3+ 47. Kf2 Rxe5 48. Ra8 Kb3 49. h4 a2 50. Kg3 Kb2 51. Kf4 Re7 52. Kg5 a1=Q 53. Rxa1 Kxa1 54. h5 gxh5 55. gxh5 Kb2 56. Kf6 Re2 57. h6 Kc3 58. Kg6 Rg2+ 59. Kf7 Nf5 60. h7 Rh2 61. Kg6 Kd4 62. Kxf5 Rxh7 63. Ke6 Rh5 64. Kd6 Rh6+ 65. Kc7 Kc5 66. Kxb7 Rxb6+ 67. Ka7 Rb4 68. Ka8 Kc6 69. Ka7 Rb3 70. Ka8 Kc7 71. Ka7 Ra3# {Normal} 0-1

Daily task - Stalemate

Daily task - White draws

Daily task - White wins.

Daily - Black playes White Wins