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

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

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