REMOVE

1. caves
2. Luoyang, China

WHAT

1. sculpture (visual works) (3)
2. architecture (object genr … (2)

WHERE

1. China (nation) (3)

WHO

1. unknown Northern Wei (Chi … (3)

WHEN

1. 6th century (3)
2. Northern Wei (3)
3. 7th century (2)
4. 8th century (2)
5. 4th century (1)