REMOVE

1. wood, paint and metal
2. Fine Arts Museums of San Fra …
3. 20th century
4. 1999
5. 20th century

WHAT

1. Decorative Arts and Utili … (1)
2. Ritual Object (1)
3. mask (1)
4. wood, paint and metal (1)

WHERE

1. African; West African; Ni … (1)
2. Nigeria (1)

WHO

1. Fine Arts Museums of San … (1)
2. Unknown (1)

WHEN

1. 1900 (1)
2. 20th century (1)