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

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

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