A man or older boy is standing up in a blue and white speedboat that's parked in a driveway.
A man is in a speedboat parked in his driveway.
The man and boy are standing in the speedboat in the driveway, which implies that the man is in his boat in his driveway.
exists e2 e1 s1 s2 s3 x1 x2 x3 x4.(in(e1,x2) & in(e2,x4) & n_driveway(x4) & Theme(e2,x3) & v_park(e2) & (x2 = x3) & n_speedboat(x2) & a_white(s3) & Theme(s3,x2) & a_blue(s2) & Theme(s2,x2) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & (n_man(x1) | exists s4.(n_boy(x1) & r_more(s4) & a_older(s4) & Theme(s4,x1))))
exists p1 x1 x4.(exists e1 x2 x3.(in(x1,x2) & in(e1,x4) & Theme(e1,x3) & v_park(e1) & (x2 = x3) & n_speedboat(x2)) & n_driveway(x4) & of(x4,x1) & n_male(x1) & n_man(x1))