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

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

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