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.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown369"]
[Result "1-0"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "1k6/pp5p/4PB2/3R1p2/4p1r1/2P1Kb2/P1P5/6r1 w - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1. Be5+ ( { White can try: } 1. Rxf5 Kc7 2. Be5+ Kc6 3. e7 Kd7 4. Bf6 Re1+ 5. Kf2 Re2+ 6. Kf1 Rd2 7. Re5 Ke8 8. Rf5 Rgg2 9. Bh4 Rd1+ 10. Be1 Re2 11. Rxf3 exf3 12. Kg1 Rdxe1# ) ( { White can also try: } 1. e7 f4+ 2. Kd4 Rd1+ 3. Kc5 Rxd5+ 4. Kxd5 { Black wins with a large material advantage. } ) 1... Kc8 2. Rc5+ Kd8 3. Bf6+ Ke8 4. Rc8# 1-0