A man with a black top and a gray bag is using poles to walk in a body of water.
A man is sitting in his favorite chair.
A man cannot be sitting and using poles to walk at the same time.
exists e1 p1 s1 s2 x1 x2 x3 x4 x5.(Theme(e1,p1) & Recipient(e1,x5) & Actor(e1,x1) & v_use(e1) & exists e2 x6 x7.(in(e2,x6) & of(x6,x7) & n_water(x7) & n_body(x6) & Actor(e2,x1) & v_walk(e2)) & n_pole(x5) & with(x1,x2) & subset_of(x4,x2) & n_bag(x4) & a_gray(s2) & Theme(s2,x4) & subset_of(x3,x2) & n_top(x3) & a_black(s1) & Theme(s1,x3) & n_man(x1))
exists e1 s1 x1 x2.(in(e1,x2) & n_chair(x2) & a_favorite(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_sit(e1) & n_man(x1))