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

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

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