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

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

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