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

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

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