this site was discovered more than twenty years ago by the german archaeologists hans-georg able was also the director of the excavation project and the chairman of ex orienting. so far the team have carried out excavation work at six different sites in the area and have taken samples from several others. the entire site covers one point five hectares. the evidence recovered so far indicates that quotes were growing here. and not one of the large is either one of the big questions for us is why would people want to settle up here. but possibly to protect themselves gorges can be closed off very easily. because it's also possible that the surrounding area has become overpopulated so these people move to the plato. as recent as it was a founding society and people also raised cattle sheep and goats good so as to survive and they developed specialized methods of farming and breeding livestock and there was a social hierarchy but we've not yet been able to determine the presence of a differentiation in social status is no lies include. the houses are all about the same size and that indi