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

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

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