<prompt> Bhala okuqhubekayo kwalesi sigaba - Naphezu kwalezi zindaba, iHarappa yahlaselwa kakhulu ngenxa yezitini zayo ngemva kokunqotshwa kwePunjab ngamaNgisi  <response>: ngo-184849. Inani elikhulu lathuthwa njenge-rail ballast yemigqa yesitimela eyayibekwa ePunjab. Cishe ingxenye yomzila wesitimela phakathi kweMultan neLahore, owabekwa maphakathi nawo-1850, wawusekelwa ngezitini zaseHarappa. 