Men wearing black shirts are breakdancing with onlookers.
Men are breakdancing and they're very good!
Breakdancing with onlookers doesn't necessarily imply that they're good.
exists e2 e1 s1 x1 x2 x3.(with(e2,x3) & n_onlooker(x3) & Actor(e2,x1) & v_breakdance(e2) & n_shirt(x1) & a_black(s1) & Theme(s1,x1) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_man(x2))
exists e1 s1 x1.(r_very(s1) & Theme(s1,x1) & a_good(s1) & n_thing(x1) & Actor(e1,x1) & v_breakdance(e1) & n_man(x1))