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

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

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