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

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

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