*SUPPORT*
IN: kiki lug fep wif OUT: GREEN BLUE RED RED RED
IN: kiki gazzer OUT: RED RED RED RED RED
IN: zup dax OUT: PURPLE PURPLE
IN: fep zup gazzer OUT: GREEN PURPLE PURPLE PURPLE PURPLE PURPLE
IN: kiki OUT: RED
IN: zup gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep lug zup gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE GREEN GREEN GREEN
IN: wif lug fep OUT: GREEN BLUE BLUE BLUE
IN: fep gazzer OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup OUT: PURPLE
IN: kiki wif lug zup OUT: PURPLE RED BLUE RED BLUE RED BLUE
IN: fep kiki dax OUT: GREEN RED GREEN RED
IN: kiki dax OUT: RED RED
IN: zup lug fep OUT: GREEN PURPLE PURPLE PURPLE

*QUERY*
IN: fep dax dax OUT: GREEN GREEN GREEN GREEN
IN: fep fep gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: kiki fep kiki zup OUT: RED GREEN RED PURPLE
IN: wif gazzer OUT: BLUE BLUE BLUE BLUE BLUE
IN: zup kiki gazzer OUT: PURPLE RED RED RED RED RED
IN: wif OUT: BLUE
IN: fep zup kiki OUT: GREEN PURPLE RED
IN: fep dax OUT: GREEN GREEN
IN: fep kiki gazzer OUT: GREEN RED RED RED RED RED
IN: fep lug wif dax OUT: BLUE GREEN GREEN GREEN BLUE GREEN GREEN GREEN

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