*SUPPORT*
IN: wif OUT: PURPLE
IN: wif wif dax lug OUT: PURPLE RED PURPLE
IN: wif lug zup blicket dax kiki OUT: PURPLE BLUE PINK BLUE PINK RED BLUE PINK
IN: wif kiki OUT: PURPLE BLUE
IN: lug dax kiki OUT: BLUE RED
IN: blicket tufa lug OUT: PINK RED PINK RED PINK RED
IN: kiki OUT: BLUE
IN: kiki zup lug dax wif OUT: PURPLE RED PURPLE RED BLUE PURPLE RED
IN: wif dax lug OUT: RED PURPLE
IN: kiki dax blicket OUT: PINK BLUE
IN: blicket dax kiki OUT: BLUE PINK
IN: wif tufa wif OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: lug zup lug OUT: RED RED RED RED
IN: kiki zup lug dax blicket OUT: PINK RED PINK RED BLUE PINK RED

*QUERY*
IN: kiki dax lug OUT: RED BLUE
IN: kiki dax kiki OUT: BLUE BLUE
IN: lug lug zup blicket dax kiki OUT: RED BLUE PINK BLUE PINK RED BLUE PINK
IN: wif dax kiki OUT: BLUE PURPLE
IN: blicket lug OUT: PINK RED
IN: blicket OUT: PINK
IN: lug tufa wif OUT: RED PURPLE RED PURPLE RED PURPLE
IN: wif zup wif dax blicket OUT: PINK PURPLE PINK PURPLE PURPLE PINK PURPLE
IN: lug OUT: RED
IN: wif dax blicket OUT: PINK PURPLE

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