"Berezin B-20"@en . "Gas"@en . . . "The Berezin B-20 (\u0411\u0435\u0440\u0435\u0437\u0438\u043D \u0411-20) was a 20 mm caliber autocannon used by Soviet aircraft in World War II."@en . "1944"^^ . . . . . . "20.0"^^ . "800"^^ . . . . "20"^^ . "25.0"^^ . "The Berezin B-20 (\u0411\u0435\u0440\u0435\u0437\u0438\u043D \u0411-20) was a 20 mm caliber autocannon used by Soviet aircraft in World War II."@en . . . "B-20"@en . . "one"@en . . . . . "y"@en . . .