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

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

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