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

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

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