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

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

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