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

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

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