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

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

*GRAMMAR*
dax -> RED 
 fep -> BLUE 
 blicket -> GREEN 
 gazzer -> PURPLE 
 x1 wif -> [x1] [x1] 
 u1 lug u2 -> [u1] [u2] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 