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

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

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