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

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

*GRAMMAR*
dax -> PINK 
 fep -> YELLOW 
 gazzer -> BLUE 
 lug -> GREEN 
 u1 zup u2 -> [u2] [u1] 
 u1 kiki x1 -> [x1] [u1] 
 x1 wif u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 