*SUPPORT*
IN: tufa kiki dax dax OUT: YELLOW YELLOW BLUE
IN: dax OUT: YELLOW
IN: zup dax blicket OUT: PINK YELLOW YELLOW
IN: zup kiki tufa dax blicket OUT: BLUE YELLOW YELLOW PINK
IN: fep kiki zup blicket OUT: PINK PINK PURPLE
IN: fep blicket OUT: PURPLE PURPLE
IN: tufa blicket OUT: BLUE BLUE
IN: dax blicket kiki fep OUT: PURPLE YELLOW YELLOW
IN: fep dax zup lug tufa blicket OUT: PURPLE YELLOW PINK BLUE BLUE
IN: dax blicket OUT: YELLOW YELLOW
IN: tufa blicket lug fep kiki zup tufa OUT: BLUE BLUE PINK BLUE PURPLE
IN: fep OUT: PURPLE
IN: fep lug tufa kiki zup dax OUT: PURPLE PINK YELLOW BLUE
IN: tufa tufa OUT: BLUE BLUE

*QUERY*
IN: zup dax fep kiki zup OUT: PINK PINK YELLOW PURPLE
IN: tufa zup blicket OUT: BLUE PINK PINK
IN: zup OUT: PINK
IN: tufa zup fep blicket OUT: BLUE PINK PURPLE PURPLE
IN: zup blicket OUT: PINK PINK
IN: tufa OUT: BLUE
IN: tufa kiki fep OUT: PURPLE BLUE
IN: dax dax OUT: YELLOW YELLOW
IN: dax tufa blicket OUT: YELLOW BLUE BLUE
IN: fep lug zup zup OUT: PURPLE PINK PINK

*GRAMMAR*
tufa -> BLUE 
 dax -> YELLOW 
 zup -> PINK 
 fep -> PURPLE 
 x1 lug x2 -> [x1] [x2] 
 x1 kiki x2 -> [x2] [x1] 
 u1 blicket -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 