Answers.Body: <p>Use the king to keep the black king in the corner and force Black into zugzwang:</p>
  
  <pre><code>[FEN "8/8/6R1/8/8/4K2p/7k/8 w - - 0 1"]
  
  1.Kf2 Kh1 2. Re6 Kh2 (2... h2 3. Re1) 3. Rh6 Kh1 4.Rxh3
  </code></pre>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-05-20T08:39:24.873Z
Answers.Text: There's something wrong with my FEN string but I can't figure it out (am on mobile).
Answers.UserDisplayName: Glorfindel
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-05-20T10:03:03.250Z
Answers.Text: I think you missed a line.
Answers.UserDisplayName: SmallChess
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-05-20T15:21:44.503Z
Answers.Text: Great. It was mazing to learn a new technique.thanks
Answers.UserDisplayName: Rafiq
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-05-20T15:23:26.183Z
Answers.Text: @Rafiq you're welcome. You can 'accept' this answer by clicking the checkmark next to it.
Answers.UserDisplayName: Glorfindel
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-05-20T08:34:50.200Z
Answers.LastActivityDate: 2018-05-20T10:02:35.793Z
Answers.LastEditDate: 2018-05-20T10:02:35.793Z
Answers.UserDisplayName: Glorfindel
Body: <p>In this endgame position, how can black be mated in 4 moves? Being a beginner, I am finding it difficult</p>
  
  <pre><code>[FEN "8/8/6R1/8/8/4K2p/7k/8 w - - 0 1"]
  </code></pre>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-05-20T06:22:05.457Z
Comments.Text: Please check online tablebase.
Comments.UserDisplayName: SmallChess
Tags: <analysis><endgame><checkmate>
Title: How can white mate black in 4 moves?
ThreadText: # How can white mate black in 4 moves?
  
  (Asked by: username_0 on 2018-05-20)
  
  In this endgame position, how can black be mated in 4 moves? Being a beginner, I am finding it difficult
  
  ```
  [FEN "8/8/6R1/8/8/4K2p/7k/8 w - - 0 1"]
  
  ```
  
  **Tags:** analysis, endgame, checkmate
  
  > **Comments:**
  > **username_1**: Please check online tablebase.  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_2 on 2018-05-20. Score: 6
  
  Use the king to keep the black king in the corner and force Black into zugzwang:
  
  ```
  [FEN "8/8/6R1/8/8/4K2p/7k/8 w - - 0 1"]
  
  1.Kf2 Kh1 2. Re6 Kh2 (2... h2 3. Re1) 3. Rh6 Kh1 4.Rxh3
  
  ```
  
  > **Comments:**
  > **username_2**: There's something wrong with my FEN string but I can't figure it out (am on mobile).  
  > **username_1**: I think you missed a line.  
  > **username_0**: Great. It was mazing to learn a new technique.thanks  
  > **username_2**: @username_0 you're welcome. You can 'accept' this answer by clicking the checkmark next to it.  
  
  ---
  
  