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

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

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