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

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

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