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

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

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