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

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

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