A man is staring intently at some plants.
A man stares intently at his marijuana plants.
Not all plants are marijuana plants.
exists e1 s1 x1 x2.(at(e1,x2) & n_plant(x2) & a_intently(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stare(e1) & n_man(x1))
exists e1 s1 x1 x2 x3.(at(e1,x2) & n_plant(x2) & of(x2,x3) & n_marijuana(x3) & of(x2,x1) & n_male(x1) & a_intently(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stare(e1) & n_man(x1))