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

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

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