Fixing "Nesting level too deep" issue

src/Game.php

@@ -82,4 +82,19 @@ class Game
 
         return $result;
     }
+
+    /**
+     * Checks if 2 games are equal
+     *
+     * @param Game $game1
+     * @param Game $game2
+     * @return bool
+     */
+    public function equals(Game $game): bool
+    {
+        return (
+            $this->White->Player === $game->White->Player &&
+            $this->Black->Player === $game->Black->Player &&
+            $this->Result == $game->Result);
+    }
 }

src/Tournament.php

@@ -311,10 +311,7 @@ class Tournament
                 return false;
             }
             foreach ($games as $roundgame) {
-                if ($roundgame->White == $game->White &&
-                    $roundgame->Black == $game->Black &&
-                    $roundgame->Result == $game->Result
-                ) {
+                if ($game->equals($roundgame)) {
                     return true;
                 }
             }