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

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

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