A brown dog is carrying a stick in his mouth across an ice covered pond.
A brown dog is worried about falling through the ice.
There is no indication the ice covered pond could cause the person falling through.
exists e1 e2 s1 x1 x2 x3 x4 x5.(Theme(e2,x2) & Actor(e2,x1) & v_carry(e2) & in(x2,x3) & across(x3,x4) & n_pond(x4) & Theme(e1,x4) & v_cover(e1) & of(x4,x5) & n_ice(x5) & n_mouth(x3) & of(x3,x1) & n_male(x1) & n_stick(x2) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists e1 s1 s2 x1 x2 x3.(n_ice(x3) & about(s2,e1) & through(e1,x3) & Actor(e1,x2) & v_fall(e1) & Theme(s2,x1) & a_worried(s2) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))