*SUPPORT*
IN: zup zup blicket kiki blicket kiki OUT: RED RED YELLOW YELLOW
IN: zup blicket tufa OUT: RED PINK
IN: lug tufa blicket kiki blicket tufa blicket lug OUT: BLUE PINK YELLOW PINK BLUE
IN: zup dax kiki dax tufa OUT: PINK YELLOW RED
IN: tufa kiki blicket kiki blicket lug OUT: PINK YELLOW YELLOW BLUE
IN: zup blicket zup OUT: RED RED
IN: kiki OUT: YELLOW
IN: zup blicket lug blicket zup blicket zup OUT: RED BLUE RED RED
IN: kiki tufa fep tufa dax tufa OUT: PINK PINK YELLOW PINK PINK PINK
IN: lug dax lug tufa blicket tufa blicket kiki OUT: BLUE PINK BLUE PINK YELLOW
IN: kiki blicket zup OUT: YELLOW RED
IN: zup kiki lug fep kiki OUT: YELLOW RED YELLOW BLUE YELLOW
IN: tufa OUT: PINK
IN: kiki dax lug dax kiki OUT: YELLOW BLUE YELLOW

*QUERY*
IN: tufa tufa OUT: PINK PINK
IN: lug dax lug blicket tufa OUT: BLUE BLUE PINK
IN: kiki zup OUT: YELLOW RED
IN: tufa kiki dax zup OUT: PINK RED YELLOW
IN: lug fep zup blicket tufa OUT: RED BLUE RED PINK
IN: zup OUT: RED
IN: kiki zup dax kiki kiki blicket tufa OUT: YELLOW YELLOW YELLOW RED PINK
IN: lug dax zup zup OUT: RED RED BLUE
IN: kiki blicket kiki blicket kiki fep kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: zup blicket kiki OUT: RED YELLOW

*GRAMMAR*
lug -> BLUE 
 kiki -> YELLOW 
 zup -> RED 
 tufa -> PINK 
 x1 blicket u1 -> [x1] [u1] 
 u1 dax x1 -> [x1] [u1] 
 x1 fep x2 -> [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 