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

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

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