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

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

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