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

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

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