a sort of Delayed RLE Fischer vs J L Alvarez del Monte, 1960  (C85) Ruy Lopez, Exchange Variation Doubly Deferred (DERLD), 37 moves, 1-0 Early game where Fischer played White side of the RLE. Fischer vs Portisch, 1966  (C69) Ruy Lopez, Exchange, Gligoric Variation, 34 moves, 1-0 2 games