Initial investigations revealed that the Arab driver, identified as HBA, was driving at a high speed and lost control of his vehicle. It collided with the road barrier and then entered the opposite direction of the road and crashed with another vehicle driven by an Asian motorist.
The Asian driver was driving at a high rate of speed.
The Arab driver was driving at a high speed,  
( z0 drive :ARG0 ( z1 person :ARG0-of ( z2 drive ) :mod ( z3 continent :name ( z4 name :op "Asia" ) ) ) :manner ( z5 rate :ARG1-of ( z6 high ) :ARG1-of ( z7 speed ) ) )
(z0 / drive-01
    :ARG0 (z1 / person
              :ARG0-of (z2 / drive-01)
              :mod (z3 / continent
                       :name (z4 / name
                                 :op1 "Asia")))
    :manner (z5 / rate
                :ARG1-of (z6 / high-02)
                :ARG1-of (z7 / speed-01)))
The Asian driver was driving at a high rate of speed .
z3 :name z4
z4 :op1 0
z1 :mod z3
z1 :ARG0-of z2
z0 :ARG0 z1
z5 :ARG1-of z6
z0 :manner z5
z5 :ARG1-of z7