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

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

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