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

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

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