_playerOne = L2World.getInstance().getPlayer(_playerOneName); // why this...
try {
result=" ("+playerOneHp+"hp vs "+playerTwoHp+"hp - "+hpDiffOne+" vs "+hpDiffTwo+") "+_playerOneName+" win "+pointDiff+" points";
L2ItemInstance item = _playerOne.getInventory().addItem("Olympiad", 6651, 30, _playerOne, null);
InventoryUpdate iu = new InventoryUpdate();
iu.addModifiedItem(item);
_playerOne.sendPacket(iu);
SystemMessage sm = new SystemMessage(SystemMessageId.EARNED_S2_S1_S);
sm.addItemName(item.getItemId());
sm.addNumber(30);