tunneling is a loss

Project/Assets/ML-Agents/Examples/Tennis/Prefabs/TennisArea.prefab

   hasUpgradedFromAgentParameters: 1
   MaxStep: 3000
   ball: {fileID: 1273406647218856}
-  opponent: {fileID: 1882383181950958}
+  OpponentRb: {fileID: 0}
   timePenalty: 0
 --- !u!114 &2449890524009497851
 MonoBehaviour:
   hasUpgradedFromAgentParameters: 1
   MaxStep: 3000
   ball: {fileID: 1273406647218856}
-  opponent: {fileID: 1170495812642400}
+  OpponentRb: {fileID: 0}
   timePenalty: 0
 --- !u!114 &6598495797138489682
 MonoBehaviour:

Project/Assets/ML-Agents/Examples/Tennis/Scripts/HitWall.cs

 
     void OnCollisionEnter(Collision collision)
     {
+        // tunnels through floor on your side is a loss
-            Reset();    
+            if (transform.position.x > 0f)
+                {
+                    AgentAWins();
+                }
+                else
+                {
+                    AgentBWins();
+                }    
         }
         else if (collision.gameObject.CompareTag("iWall"))
         {