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

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

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