Table:
text: 1968 British Grand Prix
Classification
Classification
Driver Constructor_ Laps Time_Retired Grid
Jackie Oliver Lotus - Ford 43 Transmission 2
Robin Widdows Cooper - BRM 34 Ignition 18
Graham Hill Lotus - Ford 26 Halfshaft 1
Vic Elford Cooper - BRM 26 Engine 7
Jean-Pierre Beltoise Matra 11 Engine 14
Richard Attwood BRM 10 Radiator 15
Dan Gurney Eagle - Weslake 8 Fuel Pump 6
Jo Bonnier McLaren - BRM 6 Engine 20
Jack Brabham Brabham - Repco 0 Engine 8

text: 1968 British Grand Prix
Classification
Classification
Driver Constructor_ Laps Time_Retired Grid
Jo Siffert Lotus - Ford 80 2:01:20.3 4
Chris Amon Ferrari 80 + 4.4 3
Jacky Ickx Ferrari 79 + 1 Lap 12
Denny Hulme McLaren - Ford 79 + 1 Lap 11
John Surtees Honda 78 + 2 Laps 9
Jackie Stewart Matra - Ford 78 + 2 Laps 7
Bruce McLaren McLaren - Ford 77 + 3 Laps 10
Piers Courage BRM 72 + 8 Laps 16
Jochen Rindt Brabham - Repco 55 Fuel Leak 5
Pedro Rodríguez BRM 52 Engine 13
Silvio Moser Brabham - Repco 52 Not Classified 19

Question: If driver Richard Attwood has a brm constructor how many laps is the 1968 British Grand Prix?