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

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

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