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

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

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