pawn moves check

Board.java

@@ -9,7 +9,7 @@ public class Board {
       board[i][2] = new Pawn(i + 1, 2, "Black");
     }
     for (int i = 0; i <= 7; i++) {
-      board[i][7] = new Pawn(i + 1, 7, "Black");
+      board[i][7] = new Pawn(i + 1, 7, "White");
     }
   }
 
@@ -20,4 +20,12 @@ public class Board {
       }
     }
   }
+
+  public static boolean inBounds(Position pos) {
+    return (pos.x >= 0 && pos.x <= 7) && (pos.y >= 0 && pos.y <= 7);
+  }
+
+  public boolean isOpen(Position pos) {
+    return this.board[pos.x][pos.y] == null;
+  }
 }