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

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

*GRAMMAR*
dax -> BLUE 
 kiki -> RED 
 gazzer -> PURPLE 
 lug -> YELLOW 
 u1 wif -> [u1] [u1] 
 u1 fep u2 -> [u2] [u1] [u1] [u2] [u2] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 