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

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

*GRAMMAR*
tufa -> BLUE 
 wif -> PURPLE 
 kiki -> RED 
 zup -> PINK 
 x1 gazzer -> [x1] [x1] 
 x1 dax -> [x1] [x1] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 