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

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

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