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

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

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