++ on black's back rank with a knight and rook.
Schlechter vs Kern, 1893 (C43) Petrov, Modern Attack, 26 moves, 1-0
White promotes a pawn ; ++ with that queen and rook.
A E Blackmar vs A Lapeyre, 1882 (D00) Queen's Pawn Game, 23 moves, 1-0
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