*SUPPORT*
IN: kiki wif OUT: PINK PURPLE
IN: zup kiki zup blicket dax OUT: BLUE GREEN PINK GREEN
IN: wif fep OUT: PURPLE PURPLE PURPLE
IN: wif wif blicket zup OUT: GREEN PURPLE PURPLE
IN: kiki zup blicket dax OUT: BLUE PINK GREEN
IN: dax dax lug OUT: BLUE BLUE BLUE BLUE
IN: kiki lug lug lug OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: kiki kiki OUT: PINK PINK
IN: zup lug OUT: GREEN GREEN
IN: kiki OUT: PINK
IN: zup OUT: GREEN
IN: kiki zup fep OUT: PINK GREEN PINK GREEN PINK GREEN
IN: zup kiki OUT: GREEN PINK
IN: kiki dax kiki blicket dax OUT: BLUE PINK BLUE PINK

*QUERY*
IN: kiki kiki fep blicket dax OUT: BLUE PINK PINK PINK PINK PINK PINK
IN: wif lug blicket wif OUT: PURPLE PURPLE PURPLE
IN: dax zup blicket zup OUT: GREEN BLUE GREEN
IN: zup lug fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax OUT: BLUE
IN: wif wif OUT: PURPLE PURPLE
IN: dax dax zup OUT: BLUE BLUE GREEN
IN: kiki lug blicket kiki OUT: PINK PINK PINK
IN: zup lug blicket zup blicket zup lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif OUT: PURPLE

*GRAMMAR*
zup -> GREEN 
 kiki -> PINK 
 wif -> PURPLE 
 dax -> BLUE 
 x1 blicket u1 -> [u1] [x1] 
 x1 fep -> [x1] [x1] [x1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 