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

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

*GRAMMAR*
fep -> PINK 
 lug -> BLUE 
 wif -> RED 
 zup -> PURPLE 
 x1 gazzer x2 -> [x2] [x1] [x1] [x2] [x2] 
 u1 dax u2 -> [u1] [u2] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 