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

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

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