关乎

to relate to / concerning / about

mountain pass / to close; to shut; to turn off / to confine; to lock (sb) up; to shut (sb in a room, a bird in a cage etc) / to concern; to involve

(classical particle similar to 於|于[yu2]) in / at / from / because / than / (classical final particle similar to 嗎|吗[ma5], 吧[ba5], 呢[ne5], expressing question, doubt or astonishment)