[Event "corr"]
[Site "corr"]
[Date "1988.??.??"]
[Round "?"]
[White "Offringa, M."]
[Black "Dopper, Johan C"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "41"]
[EventDate "1988.03.06"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 e5 7. 0-0 Nc6 8. dxe5 dxe5 9. Bg5 Be6 10. Nd5 Bxd5 11. exd5 Ne7 12. c4 h6 13. Bd2 c6 14. Bc3 cxd5 15. Bxe5 dxc4 16. Bxb7 Qxd1 17. Raxd1 Rad8 18. Rd4 Nf5 19. Rxc4 Rde8 20. Bxf6 Bxf6 21. Rc2 1/2-1/2

[Event "NED-ch H390 corr"]
[Site "Netherlands"]
[Date "1988.??.??"]
[Round "?"]
[White "Offringa, M."]
[Black "Van Antwerpen, G."]
[Result "1-0"]
[ECO "C22"]
[PlyCount "41"]
[EventDate "1988.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4 Nf6 5. Nf3 Bc5 6. Bb5 0-0 7. 0-0 Re8 8. Nc3 h6 9. h3 Qe7 10. Bf4 Bd6 11. Nd5 Nxd5 12. exd5 Ne5 13. Bxe5 Bxe5 14. Nxe5 Qxe5 15. Rae1 Qxe1 16. Rxe1 Rxe1+ 17. Kh2 c6 18. Bd3 Re5 19. d6 Re6 20. Qh4 Rf6 21. Qe4 1-0

[Event "NED corr"]
[Site "Netherlands"]
[Date "1987.??.??"]
[Round "?"]
[White "Van Geemen, Jan"]
[Black "Offringa, M."]
[Result "1-0"]
[ECO "B06"]
[PlyCount "41"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. f4 Nf6 5. e5 dxe5 6. fxe5 Nd5 7. Nf3 0-0 8. Bc4 c5 9. 0-0 cxd4 10. cxd4 Nc6 11. Nc3 Be6 12. Bb3 h6 13. Qe1 Nxc3 14. bxc3 Bxb3 15. axb3 e6 16. Ba3 Re8 17. Qf2 b5 18. Nd2 b4 19. Qxf7+ Kh7 20. Ne4 Rf8 21. Qb7 1-0

