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

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

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