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

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

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