*SUPPORT*
IN: dax dax fep OUT: BLUE BLUE BLUE
IN: dax fep zup blicket OUT: BLUE BLUE PURPLE
IN: dax OUT: BLUE
IN: tufa fep OUT: RED RED
IN: tufa lug OUT: RED YELLOW
IN: tufa blicket fep OUT: RED PURPLE PURPLE
IN: blicket dax zup dax OUT: PURPLE BLUE BLUE
IN: blicket lug fep OUT: PURPLE YELLOW YELLOW
IN: lug OUT: YELLOW
IN: blicket zup tufa OUT: PURPLE RED
IN: lug lug zup dax OUT: YELLOW YELLOW BLUE
IN: blicket wif blicket OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax dax OUT: BLUE BLUE
IN: lug dax fep OUT: YELLOW BLUE BLUE

*QUERY*
IN: lug fep OUT: YELLOW YELLOW
IN: blicket OUT: PURPLE
IN: dax wif blicket OUT: PURPLE PURPLE PURPLE BLUE PURPLE BLUE BLUE
IN: blicket dax fep OUT: PURPLE BLUE BLUE
IN: lug zup lug OUT: YELLOW YELLOW
IN: dax tufa fep OUT: BLUE RED RED
IN: tufa OUT: RED
IN: dax fep OUT: BLUE BLUE
IN: tufa dax tufa fep OUT: RED BLUE RED RED
IN: blicket fep OUT: PURPLE PURPLE

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