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

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

*GRAMMAR*
kiki -> BLUE 
 dax -> RED 
 wif -> YELLOW 
 tufa -> PURPLE 
 x1 fep u1 -> [u1] [x1] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 