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

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

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