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

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

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