int Tuple::GetSender()
{
	int nRetVal = 0;
	Part * pPart = m_pParts[RULE_TUPLE_SENDER];

	if (pPart != NULL)
	{
		nRetVal = pPart->GetDefaultMeaning();
	}

	return nRetVal;
}
int Tuple::GetReceiver()
{
	int nRetVal = 0;
	Part * pPart = m_pParts[RULE_TUPLE_RECEIVER];

	if (pPart != NULL)
	{
		nRetVal = pPart->GetDefaultMeaning();
	}

	return nRetVal;
}