Complex sentence: The Akaflieg Braunschweig SB-8 is an experimental, single seat, high performance glider built in Germany in the 1960s and constructed largely from glass fibre over balsa wood.
Split into simpler sentences: The Akaflieg Braunschweig SB-8 is an experimental, single seat, high performance glider built in Germany in the 1960s. It was constructed largely from glass fibre over balsa wood.