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

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

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