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

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

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