Complex sentence: The business area Aeronautics is responsible for airframe structures for JAS 39 Gripen, and whole sections for Airbus, Boeing and NH90; & system development of the JAS 39 Gripen and the Skeldar VTOL UAV.
Split into simpler sentences: The business area Aeronautics is responsible for airframe structures for JAS 39 Gripen, and whole sections for Airbus, Boeing and NH90. System development of the JAS 39 Gripen and the Skeldar VTOL UAV.