6:  [ acceleration=8 ]
  7:  [ model=6 ]
  8:  [ weight=0 ]
 11:  [ acceleration=7 ]
 11:  [ horsepower=0 ]
 18:  [ acceleration=6 ]
 21:  [ acceleration=5 ]
 22:  [ origin=2 ]
 23:  [ acceleration=4 ]
 24:  [ horsepower=2 ]
 24:  [ model=10 ]
 24:  [ model=9 ]
 27:  [ weight=2 ]
 32:  [ displacement=0 ]
 36:  [ model=8 ]
 61:  [ origin=3 ]
 68:  [ weight=1 ]
 70:  [ displacement=1 ]
 74:  [ horsepower=1 ]
100:  [ #cylinders=4 ]