A man enters a tiny shack in the desert while another man exits.
One man goes in a room while another man leaves.
Entering something is the same as being one who goes in. A tiny shack is a room. One who exits can also be said to leave.
exists e1 p1 s1 x1 x2 x3.(n_desert(x3) & exists e2 x4.(Actor(e2,x4) & v_exit(e2) & n_man(x4) & -(x4 = x1)) & n_man(x1) & n_man(x1) & while(e1,p1) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_enter(e1) & n_shack(x2) & a_tiny(s1) & Theme(s1,x2))
exists e1 p1 x1 x2.(exists e2 x3.(Actor(e2,x3) & v_leave(e2) & n_man(x3) & -(x3 = x1)) & n_man(x1) & n_man(x1) & while(e1,p1) & in(e1,x2) & n_room(x2) & Actor(e1,x1) & v_go(e1) & card_eq_1(x1))