user16568: How can white mte black in 4 moves in this game. This might be easy but I am a beginner.
(https://i.stack.imgur.com/r5n6R.png)

user12449: The king has no escape squares and, as is often the case in these puzzles, every move must be a check.


[FEN "r1br4/1p3qp1/p1kb3p/2NN1p2/1PPQ4/8/P5PP/R4RK1 w - - 0 1"]

1. b5+ axb5 2. cxb5+ Kxb5 3. Rfb1+ Kc6 4. Rb6#



16568: <p>How can white mte black in 4 moves in this game. This might be easy but I am a beginner.
(<a href="https://i.stack.imgur.com/r5n6R.png" rel="nofollow noreferrer">https://i.stack.imgur.com/r5n6R.png</a>)<img src="https://i.stack.imgur.com/JNgko.png" alt="enter image description here"></p>
 12449: <p>The king has no escape squares and, as is often the case in these puzzles, every move must be a check.</p>

<pre><code>

[FEN "r1br4/1p3qp1/p1kb3p/2NN1p2/1PPQ4/8/P5PP/R4RK1 w - - 0 1"]

1. b5+ axb5 2. cxb5+ Kxb5 3. Rfb1+ Kc6 4. Rb6#

</code></pre>
