diff --git a/src/dev/kske/chess/board/Board.java b/src/dev/kske/chess/board/Board.java
index 114f32e..28d6cca 100644
--- a/src/dev/kske/chess/board/Board.java
+++ b/src/dev/kske/chess/board/Board.java
@@ -30,11 +30,13 @@ public class Board {
 
 	/**
 	 * Creates a copy of another {@link Board} instance.<br>
-	 * The created object is a deep copy, but does not contain any move history
-	 * apart from the current {@link MoveNode}.
+	 * The created object is a deep copy, and can optionally contain the move
+	 * history of the Board to copy.
 	 *
-	 * @param other The {@link Board} instance to copy
-	 * @param copyVariations TODO
+	 * @param other          The Board instance to copy
+	 * @param copyVariations if set to {@code true}, the {@link Log} object of the
+	 *                       other Board instance is copied with its entire move
+	 *                       history
 	 */
 	public Board(Board other, boolean copyVariations) {
 		for (int i = 0; i < 8; i++)
@@ -99,9 +101,7 @@ public class Board {
 	 *
 	 * @param sanMove The move to execute in SAN (Standard Algebraic Notation)
 	 */
-	public void move(String sanMove) {
-		move(Move.fromSAN(sanMove, this));
-	}
+	public void move(String sanMove) { move(Move.fromSAN(sanMove, this)); }
 
 	/**
 	 * Reverts the last move and removes it from the log.
diff --git a/src/dev/kske/chess/ui/GamePane.java b/src/dev/kske/chess/ui/GamePane.java
index 7f891d2..b8bf02d 100644
--- a/src/dev/kske/chess/ui/GamePane.java
+++ b/src/dev/kske/chess/ui/GamePane.java
@@ -31,7 +31,7 @@ import dev.kske.chess.game.NaturalPlayer;
  * Project: <strong>Chess</strong><br>
  * File: <strong>GamePane.java</strong><br>
  * Created: <strong>23.08.2019</strong><br>
- * 
+ *
  * @since Chess v0.4-alpha
  * @author Kai S. K. Engelbart
  */
@@ -44,9 +44,7 @@ public class GamePane extends JComponent {
 	private Game		game;
 	private Color		activeColor;
 	private JPanel		moveSelectionPanel;
-	private JButton		btnNext;
-	private JButton		btnFirst;
-	private JButton		btnLast;
+	private JButton		btnFirst, btnPrevious, btnNext, btnLast;
 
 	public GamePane() {
 		activeColor = Color.WHITE;
@@ -96,9 +94,9 @@ public class GamePane extends JComponent {
 		btnFirst.setEnabled(false);
 		moveSelectionPanel.add(btnFirst);
 
-		JButton btnPreviousMove = new JButton("Previous");
-		btnPreviousMove.setEnabled(false);
-		moveSelectionPanel.add(btnPreviousMove);
+		btnPrevious = new JButton("Previous");
+		btnPrevious.setEnabled(false);
+		moveSelectionPanel.add(btnPrevious);
 
 		btnNext = new JButton("Next");
 		btnNext.setEnabled(false);
@@ -107,6 +105,7 @@ public class GamePane extends JComponent {
 		btnLast = new JButton("Last");
 		btnLast.setEnabled(false);
 		moveSelectionPanel.add(btnLast);
+
 		boardPane = new BoardPane();
 		GridBagConstraints gbc_boardPane = new GridBagConstraints();
 		gbc_boardPane.fill	= GridBagConstraints.BOTH;
@@ -189,7 +188,7 @@ public class GamePane extends JComponent {
 	/**
 	 * Assigns a new {@link Game} instance to this game pane. If exactly one of the
 	 * players is natural, color swapping functionality is enabled.
-	 * 
+	 *
 	 * @param game The {@link Game} to assign to this game pane.
 	 */
 	public void setGame(Game game) {