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

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

*GRAMMAR*
zup -> YELLOW 
 blicket -> BLUE 
 lug -> RED 
 dax -> PINK 
 x1 tufa x2 -> [x1] [x2] 
 x1 kiki u1 -> [u1] [x1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 