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

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

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