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

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

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