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

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

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