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

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

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