motorcycle accident subgroup of accident, 12 assertions
CapableOf 2
involve another vehicle 0.39
involve short trip 0.29
HasProperty 3
dangerous 0.41
common 0.34
traumatic 0.29
HasSubevent 2
injury 0.75
death 0.62
IsA 1
on the rise 0.16
ReceivesAction 4
caused by someone 0.41
likely to result 0.37
caused by pothole 0.22
caused by road debris 0.22