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

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

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