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

*QUERY*
IN: gazzer dax tufa wif OUT: PINK YELLOW PINK YELLOW
IN: zup wif wif dax kiki OUT: BLUE BLUE BLUE BLUE RED
IN: kiki tufa wif fep tufa dax zup OUT: YELLOW RED YELLOW RED YELLOW YELLOW BLUE
IN: gazzer wif dax zup fep tufa dax kiki OUT: YELLOW PINK PINK BLUE YELLOW RED
IN: tufa fep tufa OUT: YELLOW YELLOW YELLOW
IN: tufa tufa dax gazzer OUT: YELLOW YELLOW PINK
IN: gazzer wif OUT: PINK PINK
IN: tufa fep zup dax gazzer dax zup OUT: BLUE YELLOW BLUE PINK BLUE
IN: kiki wif OUT: RED RED
IN: zup wif OUT: BLUE BLUE

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