Table:
text: 1986 British Grand Prix
Classification
Classification
Driver Constructor_ Laps Time_Retired Grid
Christian Danner Arrows - BMW 0 Collision 23
Piercarlo Ghinzani Osella - Alfa Romeo 0 Collision 24
Allen Berg Osella - Alfa Romeo 0 Collision 26

Question: Who is the constructor of the 1986 British Grand Prix when the grid is more than 23 and the driver is Piercarlo Ghinzani?