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 05-02-2023 Hanco Elenbaas:
De Problemist, november 1955
8. ... 20-24 9. 03-17 28-32 10. 37x28 26-31 11. 17-26 31-36 12. 26-37
8. ... 26-31 9. 37x26 28-32 10. 03x25 32-37 11. 25-14