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

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

*GRAMMAR*
fep -> YELLOW 
 tufa -> PINK 
 blicket -> RED 
 dax -> BLUE 
 x1 wif x2 -> [x1] [x2] 
 u1 kiki x1 -> [u1] [x1] 
 u1 zup u2 -> [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 