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

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

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