ner_tags: O O O O O O B-Organization I-Organization I-Organization I-Organization I-Organization I-Organization I-Organization I-Organization O B-Location I-Location I-Location B-Grant O O B-Organization I-Organization I-Organization I-Organization I-Organization I-Organization O B-Location I-Location I-Location B-Grant O O O B-Telescope O O O O O O O O O O O B-Archive I-Archive I-Archive
tokens: This work is supported by the Youth Programme of the Applied Basic Research Projects of Yunnan Province, China (2013FD056) and the Science Research Project of Education Department of Yunnan Province, China (2016ZZX230). We thank the REM team and we acknowledge the use of public data from the Swift data archive.