This room is very unique, and is mysterious.
the room is unique
"very unique, and is mysterious" is unique.
exists s1 s2 x1.(n_room(x1) & Theme(s2,x1) & a_mysterious(s2) & r_very(s1) & Theme(s1,x1) & a_unique(s1))
exists s1 x1.(n_room(x1) & Theme(s1,x1) & a_unique(s1))