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

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

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