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

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

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