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

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

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