document: Ten trapped underground in coal mine accident in China 's Xinjiang URUMQI , April 2 -LRB- Xinhua -RRB- - Ten people were trapped underground in a coal mine Saturday in northwest China 's Xinjiang Uygur Autonomous Region . Initial investigation shows that the accident was a coal and gas outburst at 1:08 p.m. Saturday in the provincial capital Urumqi , said a spokesman of the region 's coal mine safety supervision bureau .
doc_bio_tags: O B O O B I I O O O O B O O O O O O O O B O B O O O B B B O B O O B I I O O O B O O O B O O B O B O O B O B O O B O B O O O O O O O O B B O O O O