An artist is working on his very contemporary looking piece of art, and is focusing very intensely on the work at hand.
an artist is painting his next piece of art
Just because an artist is working on his piece of art, does not imply he is painting.
exists e1 e3 e2 s1 s2 x1 x2 x3 x4 x5 x6.(n_work(x5) & at(e3,x6) & n_hand(x6) & on(e3,x5) & r_very(e3) & a_intensely(s2) & Manner(e3,s2) & Actor(e3,x4) & v_focus(e3) & n_artist(x4) & on(e1,x2) & of(x2,x3) & n_art(x3) & n_piece(x2) & Actor(e2,x2) & v_look(e2) & a_contemporary(s1) & Theme(s1,x2) & r_very(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_work(e1) & n_artist(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & of(x2,x3) & n_art(x3) & n_piece(x2) & a_next(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_artist(x1))