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

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

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