A man in a muddy field sowing seeds.
A man is trying to grow vegetables.
Not all men sowing seeds are trying to grow vegetables.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_sow(e1) & n_seed(x4) & (x1 = x3) & in(x1,x2) & n_field(x2) & a_muddy(s1) & Theme(s1,x2) & n_man(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_grow(e2) & n_vegetable(x2)) & n_man(x1))