The double sink is freshly polished chrome.
The double sink is ceramic.
Chrome and ceramic are two different materials.
exists s1 s2 x1 x2.(n_sink(x1) & a_double(s1) & Theme(s1,x1) & r_freshly(s2) & Time(s2,x2) & n_chrome(x2) & Theme(s2,x1) & a_polished(s2))
exists s1 s2 x1.(n_sink(x1) & a_double(s1) & Theme(s1,x1) & Theme(s2,x1) & a_ceramic(s2))