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

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

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