"Peter Masson"  wrote:
>"Tony Polson"  wrote
>>
>> An ex-girlfriend of mine rolled a Volvo three complete turns on the
>> dual carriageway A1 in Yorkshire (near the Dishforth roundabout). Does
>> that mean it must have had only three wheels?
>>
>Presumably at one point during the accident only three wheels will have been
>transferring weight to the road. 


Momentarily.  ;-)

Cause of accident:  She fell asleep at the wheel.