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

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

*GRAMMAR*
wif -> RED 
 lug -> BLUE 
 dax -> GREEN 
 zup -> PINK 
 u1 blicket x1 -> [u1] [x1] [x1] 
 x1 tufa -> [x1] [x1] [x1] [x1] 
 u1 fep u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 