*SUPPORT*
IN: lug dax OUT: GREEN GREEN
IN: lug dax dax OUT: GREEN GREEN GREEN GREEN
IN: tufa zup lug kiki OUT: BLUE GREEN BLUE GREEN
IN: fep tufa gazzer kiki OUT: RED BLUE PINK RED BLUE PINK
IN: gazzer OUT: PINK
IN: fep dax dax OUT: RED RED RED RED
IN: lug tufa zup fep OUT: GREEN BLUE RED
IN: tufa zup lug OUT: BLUE GREEN
IN: tufa OUT: BLUE
IN: lug zup fep OUT: GREEN RED
IN: tufa tufa dax OUT: BLUE BLUE BLUE BLUE
IN: tufa zup tufa OUT: BLUE BLUE
IN: tufa zup fep OUT: BLUE RED
IN: lug kiki OUT: GREEN GREEN

*QUERY*
IN: tufa zup gazzer kiki OUT: BLUE PINK BLUE PINK
IN: tufa zup fep dax kiki OUT: BLUE RED BLUE RED BLUE RED BLUE RED
IN: lug fep kiki kiki OUT: GREEN RED GREEN RED GREEN RED GREEN RED
IN: fep dax OUT: RED RED
IN: tufa lug zup lug kiki OUT: BLUE GREEN GREEN BLUE GREEN GREEN
IN: tufa kiki OUT: BLUE BLUE
IN: fep gazzer zup fep OUT: RED PINK RED
IN: fep zup lug OUT: RED GREEN
IN: lug zup lug OUT: GREEN GREEN
IN: gazzer dax OUT: PINK PINK

*GRAMMAR*
fep -> RED 
 gazzer -> PINK 
 lug -> GREEN 
 tufa -> BLUE 
 u1 zup u2 -> [u1] [u2] 
 x1 kiki -> [x1] [x1] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 