The aircraft lossed lift and altitude then it was impossible for the pilot to pitch up at that time. Consequently, it crashed into the water and recorded the distance of flight 94m. The reason of the accident is overspeed. The main wing could not keep its wing angle because it was too strong twisting moment for the main wing's spar. Twinsting wing tip is beginning.
Twisted wing makes down lift.
They also happened the accident. This team consisted of NASG graduated members. Most of members thought that this rally becomes a return match. But their with could not be accomplished. The pilot began to pedal normally for the take-off.