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

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

*GRAMMAR*
dax -> YELLOW 
 wif -> RED 
 blicket -> PINK 
 fep -> BLUE 
 x1 zup x2 -> [x2] [x1] 
 x1 tufa -> [x1] [x1] 
 u1 lug -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 