*SUPPORT*
IN: dax lug kiki blicket zup wif OUT: PURPLE RED YELLOW YELLOW PURPLE RED YELLOW YELLOW
IN: dax dax OUT: RED RED
IN: kiki OUT: PURPLE
IN: dax lug kiki blicket dax OUT: PURPLE RED RED RED
IN: zup OUT: YELLOW
IN: zup lug fep OUT: GREEN YELLOW
IN: zup dax lug zup OUT: YELLOW YELLOW RED
IN: dax lug dax OUT: RED RED
IN: zup lug zup OUT: YELLOW YELLOW
IN: fep lug zup OUT: YELLOW GREEN
IN: kiki lug zup OUT: YELLOW PURPLE
IN: fep lug fep blicket fep OUT: GREEN GREEN GREEN GREEN
IN: kiki kiki OUT: PURPLE PURPLE
IN: dax lug kiki wif OUT: PURPLE RED PURPLE RED

*QUERY*
IN: kiki blicket zup OUT: PURPLE YELLOW YELLOW
IN: dax fep fep lug fep OUT: RED GREEN GREEN GREEN
IN: zup wif OUT: YELLOW YELLOW
IN: dax OUT: RED
IN: dax fep OUT: RED GREEN
IN: fep lug zup blicket kiki OUT: YELLOW GREEN PURPLE PURPLE
IN: dax lug kiki blicket fep OUT: PURPLE RED GREEN GREEN
IN: dax fep blicket kiki OUT: RED GREEN PURPLE PURPLE
IN: zup zup blicket kiki OUT: YELLOW YELLOW PURPLE PURPLE
IN: fep OUT: GREEN

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