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

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

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