"Transport Artifact" victory condition will no longer trigger if another

player completed it

lib/gameState/CGameState.cpp

@@ -1499,8 +1499,8 @@ bool CGameState::checkForVictory(const PlayerColor & player, const EventConditio
 		case EventCondition::TRANSPORT:
 		{
 			const auto * t = getTown(condition.objectID);
-			return (t->visitingHero && t->visitingHero->hasArt(condition.objectType.as<ArtifactID>())) ||
-				   (t->garrisonHero && t->garrisonHero->hasArt(condition.objectType.as<ArtifactID>()));
+			return (t->visitingHero && t->visitingHero->getOwner() == player && t->visitingHero->hasArt(condition.objectType.as<ArtifactID>())) ||
+				   (t->garrisonHero && t->garrisonHero->getOwner() == player && t->garrisonHero->hasArt(condition.objectType.as<ArtifactID>()));
 		}
 		case EventCondition::DAYS_PASSED:
 		{