Heemeyer equipped an old bulldozer with three television cameras and monitors so he could see to steer.
heemeyer owns a bulldozer
It never said it was his bulldozer specifically, he could be borrowing it or it could be his fathers
( z1 own :ARG0 ( z2 person :name ( z3 name :op "Heemeyer" ) ) :ARG1 ( z4 bulldozer ) )