A couple quietly kisses in the dark.
A couple is watching the fireworks in the dark.
The couple cannot kiss and be watching fireworks at the same time. They also cannot be doing anything quietly in the presence of fireworks, which are loud.
exists e1 s1 x1 x2.(n_dark(x2) & a_quietly(s1) & Manner(e1,s1) & in(e1,x2) & Actor(e1,x1) & v_kiss(e1) & n_couple(x1))
exists e1 x1 x2 x3.(n_dark(x3) & n_firework(x2) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_couple(x1))