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

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

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