large place used for a specific purpose / stage / scene (of a play) / classifier for sporting or recreational activities / classifier for number of exams
to leave (the stage, an exam room, the playing field etc) / to take part in some activity / to take an examination (in the imperial examination system)
middle period of a tripartite provincial exam (in former times) / midfield / mid-court (in sports) / half-time / intermission half-way through a performance