*SUPPORT*
IN: zup OUT: BLUE
IN: kiki blicket OUT: RED PURPLE
IN: kiki gazzer zup tufa blicket OUT: RED BLUE PURPLE RED BLUE
IN: kiki OUT: RED
IN: blicket dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep zup blicket dax OUT: GREEN BLUE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup dax OUT: BLUE BLUE BLUE BLUE BLUE
IN: kiki gazzer blicket OUT: RED PURPLE
IN: blicket blicket gazzer zup OUT: PURPLE PURPLE BLUE
IN: kiki gazzer fep dax OUT: RED GREEN GREEN GREEN GREEN GREEN
IN: blicket gazzer kiki gazzer zup OUT: PURPLE RED BLUE
IN: fep OUT: GREEN
IN: kiki dax OUT: RED RED RED RED RED
IN: zup zup dax OUT: BLUE BLUE BLUE BLUE BLUE BLUE

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

*GRAMMAR*
zup -> BLUE 
 blicket -> PURPLE 
 kiki -> RED 
 fep -> GREEN 
 x1 tufa x2 -> [x1] [x2] [x1] 
 u1 dax -> [u1] [u1] [u1] [u1] [u1] 
 u1 gazzer x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 