<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.wakati huohuo, makumi ya maelfu ya waandamanaji walitembea katikati ya mji mkuu wa khartoum ., wengi wakiimba , utawala umeanguka tumeshinda.  <response>: in the meantime, tens of hundreds of demonstrators marched by way of central khartoum, some chanting: it has fallen, we received. 