man dragging a boat through the mud.
A man outdoors.
Dragging a boat through mud implies that the man is outdoors.
exists e1 x1 x2 x3 x4.(n_mud(x4) & a_topic(x1) & through(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_drag(e1) & n_boat(x3) & (x1 = x2) & n_man(x1))
exists x1 x2.(a_topic(x1) & n_outdoors(x1) & of(x1,x2) & n_man(x2))