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

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

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