Question: Which spaceflights were launched from Baikonur?
Answer: Orbital Piloted Assembly and Experiment Complex, Salyut 6, Salyut 1, Salyut 2, Salyut 3, Salyut 4, Salyut 5, Kosmos 1686, Kosmos 557, DOS-2, Priroda, Salyut 7