Centralizing the Knight ♜♞♝♛♚♝♞♜♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜a8b7c6d5e4f3g2h1◀◀◀Start▶▶▶Botvinnik, Mikhail — Panov, Vasily N URS-ch11 · 1939.??.?? · 1-0 ♜♞♝♛♚♝♞♜♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜a8b7c6d5e4f3g2h1◀◀◀Start▶▶▶Portisch, Lajos — Fischer, Robert James Sousse Interzonal+ · 1967.??.?? · 1/2-1/2 ♜♞♝♛♚♝♞♜♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜a8b7c6d5e4f3g2h1◀◀◀Start▶▶▶Filip, Miroslav — Ribli, Zoltan Nice ol (Men) fin-A · 1974.06.22 · 1/2-1/2 ♜♞♝♛♚♝♞♜♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜a8b7c6d5e4f3g2h1◀◀◀Start▶▶▶Anderssen, Adolf — Steinitz, William Vienna · 1873.08.12 · 0-1 ◀ Attack on the h-file The Réti Battery ▶