Permite intercambiar partidas con los ordenadores. Es un formato para ficheros de texto plano (hoy en día Unicode, codificado en UTF), que prefija la notación algebraica (CTL-AN) con unas etiquetas previas para añadir metainformación. Una etiqueta se escribe en una línea, entre corchetes [ … ], y contiene una palabra como identificador de la etiqueta, seguido de un texto entre comillas
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[Variant "C'escacs"] [Event "CG"] [Site "Barcelona, Catalunya ESP"] [Date "2021-06-04"] [Round "‐"] [White "Mestre, Rut"] [Black "Sasal, Cesc"] [Result "*"] [Annotator "Cescacs"] [Annotator "Sasal, Cesc"] [Lang "es"]
{ Introducción a C'escacs }
1. E7‐E13, E21‐E15 2. EE5-E11, G21‐G15
{ @W: ~E defiende ~PE13. @B: abre columna G }
3. G7-E13: *
{ inacabada }
[Variant "C'escacs"] [Id "Cescacs-A0001-24"] [Annotator "Cescacs"] [AnnotatorId "0001"] [Date "2020-07-20"] [Result "0-3"] 1. E7-E13, E21-E15 2. F8-F12, F20-F16 3. E13×F16, E15×F12 4. EG5-F8, EG23-F20 5. G7-G13, F12@@G9 6. JF6×G9, EF20×F16 7. JF4-D10, NE25-C15 8. EE5-E7, NC15-F14 9. EF8-F12, EE23-E19 10. EF12×NF14, EF16×EF14 11. JF2-D8, EE19-E17 12. EE7-E11, EF14×EE11 13. JD8×EE11, EE17-E13 14. JD10×EE13, DE27×JE13 15. GH2-F8, DE13-B10 16. NE3-C7, DB10-D10+∞ 17. NG3-E7, GD26×L5 18. GD2-E5, DD10-K10 19. I5-I7, DK10-K6 20. RI3-H2, GL5×GE5+^ 21. DE1×GE5, KRD-DE 22. JE11×A23, GH26-G23 23. DE5-A17, JF26-E23 24. NE7-C17, D22-D20 25. NC17-T18, JF22-C13+∞ 26. KG1-E1, DK6-E21+∞ 27. VF0-E5, DE21-K16+∞ 28. KE1-D2, JE23-K8 29. NT18-B22+^, KD26-C25 30. JA23×C23, GG23×JC23 31. GF8-B20+^, GC23×GB20 32. DA17×GB20, RE27×VE5 33. DB20-C19+∞, ED24-C21 34. RH2×RE5, DK16-F20 35. DC19-E25#
[Variant "C'escacs"] [Event "CG"] [Site "Barcelona, Catalunya ESP"] [Date "2023-09-08"] [Round "‐"] [White "Sasal, Cesc"] [Black "Sasal, Cesc"] [Result "0-3"] [Id "Cescacs-A0001-91"] [Annotator "Cescacs"] [Annotator "Sasal, Cesc"] [AnnotatorId "0001"] 1. H6-H12, H22-H16 2. H12-H14, EH24-H20 3. I5-I11, I23-I17 4. I11-I15, L23-L21 5. G7-G11, K24-K18 6. EG5-H8, G21-G15 7. EH8-I11, G15-G13 8. JF4-L19, RI25-I21 9. JL19-K16, NE25-G21 10. GH2-L11, GH26-K20 11. VF0-G5, RI21-I25 12. GL11-X16, RI25-H26 13. GX16×L21, JF24-H24 14. VG5-K8, C23-C17 15. C5-C11, GD26-B22 16. B4-B10, GB22-T16 17. ED4-C7, ED24-C21 18. NG3-L11, D22-D16 19. D6-D10, C17-C13 20. NL11-X16, GK20-G19 21. VK8-Z11, C13×D10 22. E7×D10, D16-D12 23. C11@D14, EC21-D18 24. B10-C11, VF28-D24 25. JF6-B18, RC25×C11 26. JB18×VD24, DE27×JD24 27. EE5-D8, RC11-C9 28. NE3-B4, RC9-A11 29. NB4-T8, DD24-B18 30. F8-E9, ED18×D14 31. GD2-F8, E21-E15 32. RI3-I9, E15-E13 33. RI9-Z13, E13-D12 34. RZ13-Z21, D12×E9 35. GF8-G3, DB18-C21 36. RZ21×RH26+^, JF26×RH26 37. RC3-B4, DC21-F12 38. DE1-E3, ED14-D12 39. EC7-C9, ED12×EC9 40. DE3×EC9, RA11-F16 41. DC9-C23+∞, EG23-F26 42. RB4-E7, EE23-D26 43. DC23-D24, DF12×JF2#