*SUPPORT*
IN: gazzer fep gazzer OUT: GREEN GREEN
IN: tufa dax zup OUT: BLUE RED
IN: tufa dax tufa OUT: BLUE BLUE
IN: zup zup dax gazzer OUT: RED RED GREEN
IN: tufa OUT: BLUE
IN: gazzer lug zup OUT: RED GREEN GREEN GREEN
IN: kiki OUT: PINK
IN: zup kiki fep zup OUT: RED RED PINK
IN: tufa kiki kiki dax kiki OUT: BLUE PINK PINK PINK
IN: gazzer dax zup OUT: GREEN RED
IN: zup lug kiki zup OUT: PINK RED RED RED RED
IN: kiki fep gazzer OUT: GREEN PINK
IN: tufa fep gazzer OUT: GREEN BLUE
IN: kiki dax tufa OUT: PINK BLUE

*QUERY*
IN: kiki dax gazzer OUT: PINK GREEN
IN: tufa tufa gazzer lug kiki OUT: BLUE BLUE PINK GREEN GREEN GREEN
IN: gazzer tufa lug gazzer dax kiki OUT: GREEN GREEN PINK BLUE BLUE BLUE
IN: gazzer fep zup OUT: RED GREEN
IN: gazzer tufa kiki fep kiki OUT: GREEN BLUE PINK PINK
IN: gazzer fep kiki OUT: PINK GREEN
IN: zup dax zup OUT: RED RED
IN: zup OUT: RED
IN: zup lug tufa OUT: BLUE RED RED RED
IN: tufa zup OUT: BLUE RED

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