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

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

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