A man in a plaid shirt works on his knees near a blue truck.
Man is praying.
One cannot be praying while working.
exists e1 s1 x1 x2 x3 x4 x5.(near(e1,x5) & n_truck(x5) & a_blue(s1) & Theme(s1,x5) & on(e1,x4) & n_knee(x4) & of(x4,x1) & n_male(x1) & Actor(e1,x1) & v_work(e1) & in(x1,x2) & n_shirt(x2) & of(x2,x3) & n_plaid(x3) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_pray(e1) & n_man(x1))