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

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

*GRAMMAR*
zup -> GREEN 
 kiki -> PURPLE 
 dax -> YELLOW 
 wif -> RED 
 u1 lug -> [u1] [u1] 
 u1 fep -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 