Kunming (a prefecture-level city, the provincial capital of Yunnan, in southwestern China)

light and darkness / the difference between a positive or negative outcome (e.g. happiness vs. sadness or success vs. failure)

clear insight

see through, have an insight

illuminate

a male given name

good idea

a male given name

Sanming (a prefecture-level city in Fujian, China)

Qingming ("Pure Brightness"), the fifth of the 24 solar terms in the Chinese lunisolar calendar, occurring from the 4th or 5th of April until the 18th or 19th