Lauda had made a good start to run fourth ; he then overtook Rosberg on lap 4 and Fabi on lap 10 .
At the end of lap 1 , Piquet passed Rosberg for the lead , before teammate Fabi moved into second on lap 2 .
Lauda had made a good start to run fourth ; he then overtook Rosberg on lap 4 and teammate on lap 10 .
At the end of lap 1 , Piquet passed Rosberg for the lead , before teammate Fabi moved into second on lap 2 .