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

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

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