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

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

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