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

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

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