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Helpmate Help

Subscribergreenpawn34
Only Chess 01 Oct '20 23:23
  1. Standard memberBigDogg
    Secret RHP coder
    on the payroll
    Joined
    26 Nov '04
    Moves
    155080
    13 Oct '20 00:03
    @greenpawn34 said
    [pgn]
    [Event "?"]
    [Site "?"]
    [Date "????.??.??"]
    [Round "?"]
    [White "?"]
    [Black "?"]
    [Result "*"]

    1. b4 c5 2. b5 Nc6 3. bxc6 d6 4. c7 Bd7 5. c8=N e6 6. Ne7 b6 7. Ng6 hxg6 8. c3 Rh4 9. Qc2 Ra4 10. e4 b5 11. Bc4 b4 12. d3 b3 13. Nd2 b2 14. h3 b1=N 15. h4 Na3 16. Rh2 Nb5 17. Ba3 Nd4 18. O-O-O Nf5 19. Re1 Ng3 20. Re3 Nf1 21. Rg3 g5 22. Ndf3 Nd2 23. Rg4 Nb1 [/pgn]
    This is basically the solution idea right here.

    All you have to do is play ...b7-b5 in one move, and then h2-h4 in one move, and you've got it.
  2. Subscribergreenpawn34
    e4
    Joined
    06 May '08
    Moves
    42492
    13 Oct '20 10:39
    Got it (I think)

    Invert BoardPGNHeaders
  3. Standard memberBigDogg
    Secret RHP coder
    on the payroll
    Joined
    26 Nov '04
    Moves
    155080
    13 Oct '20 18:16
    @greenpawn34

    SOLV'D

    8-move Rundlauf by bNb1, returning to the promotion square.

    The composer is Unto Heinonen.
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