A man holds a young boy upside down over a puddle of water.
A man is scaring his son.
Not all boys are his.  Although he is holding him upside down, there is no indication that he is scaring him.
exists e1 s1 s2 x1 x2 x3 x4.(over(e1,x3) & of(x3,x4) & n_water(x4) & n_puddle(x3) & r_upside(e1) & a_down(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_boy(x2) & a_young(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_scare(e1) & n_son(x2) & of(x2,x1) & n_male(x1) & n_man(x1))