protected int m_iCount; // keep count of enemies

    // Set up the filter
    override bool ScriptedEntityFilterForQuery(IEntity ent) {
        SCR_ChimeraCharacter cc = SCR_ChimeraCharacter.Cast(ent);
        if (!cc) return false; // If the entity is not a person, filter it out
        if (cc.GetFactionKey() != "USSR") return false; // If the entity does not have the Faction key of USSR, filter it out
        if (!IsAlive(cc)) return false; // If the entity is dead, filter it out
        return true; // Otherwise, include it!
    }

    override void OnActivate(IEntity ent)
    {
        ++m_iCount; // When activated (i.e. when an alive USSR soldier entity enters), add 1 to the number m_iCount
    }

    override void OnDeactivate(IEntity ent)
    {
        --m_iCount; // When deactivated (i.e. if the soldier leaves or dies) take away 1 to the number m_iCount
        if (m_iCount <= 0) // if m_iCount is now at 0 (or less than 0), run the OnEmptied function below.
            OnEmptied();
    }

    void OnEmptied()
    {
        SCR_BaseGameMode gameMode = SCR_BaseGameMode.Cast(GetGame().GetGameMode()); // Get the game mode for the end script
        Faction faction = GetGame().GetFactionManager().GetFactionByKey("US"); // Get the winning faction Key
        int usIndex = GetGame().GetFactionManager().GetFactionIndex(faction); // Get the winning faction key's index
        gameMode.EndGameMode(SCR_GameModeEndData.CreateSimple(EGameOverTypes.ENDREASON_SCORELIMIT,-1,usIndex)); // End the mission!
    }