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

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

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