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

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

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