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

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

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