REMOVE

1. North American; American
2. Shelton, Peter
3. Museum of Contemporary Art, …
4. American, born 1951

WHAT

1. Sculpture (1)
2. cement and steel (1)

WHERE

1. North American; American (1)

WHO

1. Museum of Contemporary Ar … (1)
2. Shelton, Peter (1)

WHEN

1. 1983 (1)
2. American, born 1951 (1)