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

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

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