*SUPPORT*
IN: kiki wif dax OUT: PINK RED BLUE
IN: dax OUT: BLUE
IN: kiki lug OUT: PINK PINK PINK
IN: kiki wif lug gazzer OUT: PINK RED RED RED PINK RED RED RED
IN: wif tufa wif lug gazzer OUT: RED RED RED RED RED RED RED
IN: wif tufa dax lug OUT: RED BLUE BLUE BLUE
IN: wif dax fep tufa kiki kiki lug OUT: RED BLUE YELLOW PINK PINK PINK PINK
IN: wif kiki dax OUT: RED PINK BLUE
IN: wif tufa fep lug OUT: RED YELLOW YELLOW YELLOW
IN: wif wif OUT: RED RED
IN: fep lug OUT: YELLOW YELLOW YELLOW
IN: fep OUT: YELLOW
IN: wif tufa kiki dax OUT: RED PINK BLUE
IN: kiki kiki lug gazzer OUT: PINK PINK PINK PINK PINK PINK PINK PINK

*QUERY*
IN: dax fep OUT: BLUE YELLOW
IN: dax gazzer OUT: BLUE BLUE
IN: fep dax OUT: YELLOW BLUE
IN: kiki lug gazzer OUT: PINK PINK PINK PINK PINK PINK
IN: fep lug gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax lug OUT: BLUE BLUE BLUE
IN: wif OUT: RED
IN: fep gazzer OUT: YELLOW YELLOW
IN: kiki OUT: PINK
IN: kiki gazzer OUT: PINK PINK

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