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

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

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