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

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

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