Question: Paulo Sevciuc, is a Brazilian former volleyball player who competed in the 1972 Summer Olympics, and played on the team which won a silver medal at which event, were held in Winnipeg, Manitoba, Canada, from July 23 to August 6, 1967?

Context paragraphs:
Paulo Sevciuc: Paulo Sevciuc (born 27 November 1943) is a Brazilian former volleyball player who competed in the 1972 Summer Olympics.  He played on the team which won a silver medal at the 1967 Pan American Games.

Antônio Carlos Moreno: Antônio Carlos Moreno (born 11 June 1948) is a Brazilian former volleyball player who competed in the 1968 Summer Olympics, in the 1972 Summer Olympics, in the 1976 Summer Olympics, and in the 1980 Summer Olympics.

Tadayoshi Yokota: Tadayoshi Yokota (横田 忠義 "Yokota Tadayoshi", born 26 September 1947) is a former volleyball player from Japan, who was a member of the Japan Men's National Team that won the gold medal at the 1972 Summer Olympics and the silver medal at the 1968 Summer Olympics.

William Silva (volleyball): William Carvalho da Silva known as William (born November 16, 1954) is a Brazilian former volleyball player who competed in the 1976 Summer Olympics, in the 1980 Summer Olympics, in the 1984 Summer Olympics, and in the 1988 Summer Olympics.

Décio de Azevedo: Décio Viotti de Azevedo (born 12 October 1939) is a Brazilian former volleyball player who competed in the 1964 Summer Olympics and in the 1968 Summer Olympics.  He was born in Belo Horizonte, Minas Gerais, Brazil.  He played on the teams which won a gold medal at the 1963 Pan American Games and a silver medal at the 1967 Pan American Games.  He was born in Belo Horizonte, Minas Gerais, Brazil.

Victor Barcellos Borges: Victor Mário Barcellos Borges (born 26 June 1942) is a Brazilian former volleyball player who competed in the 1964 Summer Olympics and in the 1968 Summer Olympics.  He played on the teams which won a gold medal at the 1963 Pan American Games and a silver medal at the 1967 Pan American Games.  He was born in Rio de Janeiro, Brazil.

1967 Pan American Games: The 5th Pan American Games were held in Winnipeg, Manitoba, Canada, from July 23 to August 6, 1967.

Seiji Oko: Seiji Oko (大古　誠司 "Ōko Seiji ", born 15 February 1948) is a former volleyball player from Japan, who was a member of the Japan Men's National Team that won the gold medal at the 1972 Summer Olympics and the silver medal at the 1968 Summer Olympics.

Paulo Silva (volleyball): Paulo André Jukoski da Silva (born December 24, 1963), known as Paulão, is a Brazilian former volleyball player who competed in the 1988 Summer Olympics, in the 1992 Summer Olympics, and in the 1996 Summer Olympics.

Amauri Ribeiro: Amauri Ribeiro (born January 23, 1959), known as Amauri, is a Brazilian former volleyball player who competed in the 1980 Summer Olympics, in the 1984 Summer Olympics, in the 1988 Summer Olympics, and in the 1992 Summer Olympics.

Supporting paragraphs: Paulo Sevciuc 1967 Pan American Games
Answer: 1967 Pan American Games