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這座研究站是英國南極考察局（British Antarctic Survey, BAS）在這片冰封大陸運營的五個設施之一。該局是英國的極地研究機構。，更多细节参见safew官方版本下载
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it also still supports intersections, as intersections can always be normalized to this form. for example, a(?=R4)&b(?=R5) is internally rewritten as (a&b)(?=R4&R5), which is supported.