Complex sentence: The Soyuz programme (,, meaning "Union") is a human spaceflight programme that was initiated by the Soviet Union in the early 1960s, originally part of a Moon landing project intended to put a Soviet cosmonaut on the Moon.
Split into simpler sentences: The Soyuz programme (,, meaning "Union") is a human spaceflight programme that was initiated by the Soviet Union in the early 1960s. It was originally part of a Moon landing programme intended to put a Soviet cosmonaut on the Moon.