REMOVE

1. 17th century
2. 15th century

WHAT

1. architecture (object genr … (1)
2. gateways (1)
3. ivory (sculptures) (1)

WHERE

1. China (nation) (1)
2. Suzhou, Jiangsu, China (1)

WHO

1. unknown Ming (1)
2. unknown Sierra Leonean (1)

WHEN

1. 16th century (2)
2. Ming (1)
3. Sapi (1)