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

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

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