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

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

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