. . . . . . . . . . . . . . "2"^^ . . . . "2"^^ . . . "7205"^^ . "9"^^ . . . "The Siemens-Schuckert DDr.I was a World War I German twin engine, push-pull configuration triplane fighter aircraft. Only one was built, crashing on its first flight."@en . . . . "110"^^ . . . "10.9"^^ . . . . "met"@en . . . . . . . . . . . . "One"@en . . . . . . "German Aircraft of the First World War"@en . . . . . . . . . . . . . "1097638219"^^ . . . . . . . "30"^^ . . . . "1"^^ . . . . . . . . . . . . "Siemens-Schuckert DDr.I"@en . . "910"^^ . . "Y"@en . . . . . . "5.8"^^ . . "35955018"^^ . "1"^^ . "The Siemens-Schuckert DDr.I was a World War I German twin engine, push-pull configuration triplane fighter aircraft. Only one was built, crashing on its first flight."@en . "; the tractor propeller had two blades and the pusher four."@en . . "680"^^ . "1917-11-09"^^ . "2"^^ .