A chef cooking at a hibachi grill.
A chef designs new hibachi grill recipies.
Not every chef using a hibachi is one who design grill recipes.
exists x1 x2 x3 x4.(a_topic(x1) & at(x1,x3) & n_grill(x3) & of(x3,x4) & n_hibachus(x4) & n_cooking(x1) & of(x1,x2) & n_chef(x2))
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_design(e1) & n_recipy(x2) & a_grill(s2) & Theme(s2,x2) & of(x2,x3) & n_hibachus(x3) & a_new(s1) & Theme(s1,x2) & n_chef(x1))