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

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

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