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

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

*GRAMMAR*
tufa -> BLUE 
 zup -> YELLOW 
 dax -> PURPLE 
 lug -> PINK 
 u1 fep -> [u1] [u1] 
 u1 kiki u2 -> [u2] [u2] [u1] 
 u1 blicket -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 