*SUPPORT*
IN: dax blicket tufa tufa lug tufa OUT: GREEN PURPLE RED GREEN GREEN
IN: blicket wif fep OUT: RED BLUE
IN: fep dax OUT: BLUE PURPLE
IN: blicket tufa OUT: RED GREEN
IN: blicket OUT: RED
IN: dax dax dax tufa dax wif dax OUT: PURPLE PURPLE PURPLE GREEN PURPLE PURPLE
IN: dax lug fep OUT: BLUE PURPLE
IN: dax lug tufa wif dax OUT: GREEN PURPLE PURPLE
IN: fep gazzer fep wif fep OUT: BLUE BLUE BLUE
IN: dax OUT: PURPLE
IN: dax gazzer blicket lug dax OUT: PURPLE PURPLE RED
IN: tufa lug tufa wif dax wif dax OUT: GREEN GREEN PURPLE PURPLE
IN: dax lug tufa OUT: GREEN PURPLE
IN: fep OUT: BLUE

*QUERY*
IN: tufa gazzer tufa OUT: GREEN GREEN
IN: fep gazzer tufa tufa gazzer tufa wif fep OUT: BLUE GREEN GREEN GREEN BLUE
IN: tufa wif blicket OUT: GREEN RED
IN: tufa OUT: GREEN
IN: blicket fep wif fep lug blicket OUT: RED RED BLUE BLUE
IN: dax lug fep wif fep lug tufa OUT: GREEN BLUE PURPLE BLUE
IN: dax gazzer dax wif tufa OUT: PURPLE PURPLE GREEN
IN: tufa dax lug fep wif tufa OUT: BLUE GREEN PURPLE GREEN
IN: dax wif blicket wif tufa OUT: PURPLE RED GREEN
IN: dax lug dax OUT: PURPLE PURPLE

*GRAMMAR*
dax -> PURPLE 
 fep -> BLUE 
 blicket -> RED 
 tufa -> GREEN 
 x1 gazzer x2 -> [x1] [x2] 
 x1 wif u1 -> [x1] [u1] 
 x1 lug u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 