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

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

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