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

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

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