*SUPPORT*
IN: zup OUT: YELLOW
IN: gazzer kiki lug tufa tufa OUT: RED BLUE RED BLUE RED BLUE RED BLUE
IN: lug tufa OUT: BLUE BLUE
IN: zup kiki gazzer OUT: YELLOW RED
IN: dax kiki gazzer OUT: PURPLE RED
IN: gazzer kiki zup OUT: RED YELLOW
IN: lug kiki dax OUT: BLUE PURPLE
IN: zup dax OUT: YELLOW PURPLE
IN: lug lug gazzer gazzer kiki gazzer OUT: BLUE BLUE RED RED RED
IN: gazzer kiki gazzer OUT: RED RED
IN: zup tufa OUT: YELLOW YELLOW
IN: lug kiki zup tufa tufa OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: zup fep gazzer kiki lug OUT: RED BLUE YELLOW
IN: dax kiki zup OUT: PURPLE YELLOW

*QUERY*
IN: lug kiki lug OUT: BLUE BLUE
IN: dax kiki gazzer fep zup kiki zup OUT: YELLOW YELLOW PURPLE RED
IN: lug OUT: BLUE
IN: dax zup OUT: PURPLE YELLOW
IN: gazzer kiki dax tufa tufa OUT: RED PURPLE RED PURPLE RED PURPLE RED PURPLE
IN: lug fep lug OUT: BLUE BLUE
IN: gazzer lug fep dax fep lug kiki lug OUT: BLUE BLUE PURPLE RED BLUE
IN: gazzer OUT: RED
IN: dax gazzer kiki lug OUT: PURPLE RED BLUE
IN: zup kiki dax OUT: YELLOW PURPLE

*GRAMMAR*
lug -> BLUE 
 dax -> PURPLE 
 zup -> YELLOW 
 gazzer -> RED 
 u1 kiki u2 -> [u1] [u2] 
 x1 fep x2 -> [x2] [x1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 