spoilers for today’s chessle

D45 Semi-Slav Defense: Main Line

  1. d4 c6 2. c4 d5 3. Nf3 e6 4. Nc3 Nf6 5. e3 g6 6. Be2 Bg7

FEN

rnbqk2r/pp3pbp/2p1pnp1/3p4/2PP4/2N1PN2/PP2BPPP/R1BQK2R w KQkq - 2 7

A09 Réti Opening

  1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 g6 5. d4 Bg7 6. Be2 e6

FEN

rnbqk2r/pp3pbp/2p1pnp1/3p4/2PP4/2N1PN2/PP2BPPP/R1BQK2R w KQkq - 0 7

semi slav to reti transposes, but lichess still says they’re different, giving prescident to the move order to determine name of the position’s opening.

even though the position is the same

there is no inherent point, just an observation to share

  • IrishMaster@lemmy.ml
    1·
    1 month ago

    FIDE has never seemed to want to get involved in the naming of openings and the A09 system is from a private book publishing house.