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

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

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