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

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

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