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

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

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