One of the most important things in chess is pattern recognition: the ability to recognise typical themes and images on the board, characteristics of a position and their consequences.
If you are reading this instead of viewing a chess puzzle or game, then you must enable JavaScript on this website.
[Event "rated untimed match"]
[Site "Tallin"]
[Date "1965.??.??"]
[Round "?"]
[White "Mikenas"]
[Black "Bronstein"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "r3r1k1/1p1b1pp1/1p5p/3Pq3/1R6/P2Q1B2/1P4PP/R6K b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Rxa3 { White has no good reply that does not lead to mate or a
significant loss of material. } 2. bxa3 ( { White can try: } 2. Qxa3 Qe1+ 3. Rxe1 Rxe1# ) ( { White can also try: } 2. Rb1 Rxd3 { Black wins with a large material
advantage. } ) 2... Qxa1+ 3. Rb1 Re1+ 4. Rxe1 Qxe1+ 5. Qf1 Qxf1# 0-1