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

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

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