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

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

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