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

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

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