A boy walks with a ball tucked under his arm.
A boy is walking
with a ball tucked under his arm, the boy is walking
exists e1 e2 x1 x2 x3 x4.(with(e1,x2) & under(e2,x4) & n_arm(x4) & of(x4,x1) & n_male(x1) & Theme(e2,x3) & v_tuck(e2) & (x2 = x3) & n_ball(x2) & Actor(e1,x1) & v_walk(e1) & n_boy(x1))
exists e1 x1.(Actor(e1,x1) & v_walk(e1) & n_boy(x1))