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

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

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