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

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

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