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

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

*GRAMMAR*
wif -> PURPLE 
 gazzer -> YELLOW 
 dax -> GREEN 
 lug -> RED 
 x1 kiki -> [x1] [x1] [x1] 
 x1 zup -> [x1] [x1] 
 u1 fep u2 -> [u2] [u2] [u1] [u1] [u1] [u2] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 