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

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

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