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

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

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