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

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

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