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

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

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