*SUPPORT*
IN: dax OUT: BLUE
IN: blicket kiki dax OUT: GREEN RED BLUE
IN: blicket tufa OUT: GREEN GREEN
IN: blicket tufa gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: blicket gazzer OUT: GREEN GREEN GREEN
IN: fep kiki dax kiki OUT: YELLOW RED BLUE RED
IN: blicket OUT: GREEN
IN: fep gazzer OUT: YELLOW YELLOW YELLOW
IN: kiki zup OUT: RED RED
IN: dax tufa OUT: BLUE BLUE
IN: dax tufa zup OUT: BLUE BLUE BLUE BLUE
IN: fep OUT: YELLOW
IN: blicket fep OUT: GREEN YELLOW
IN: kiki tufa gazzer OUT: RED RED RED RED RED RED

*QUERY*
IN: dax dax tufa OUT: BLUE BLUE BLUE
IN: fep zup OUT: YELLOW YELLOW
IN: fep fep dax tufa zup OUT: YELLOW YELLOW BLUE BLUE YELLOW YELLOW BLUE BLUE
IN: blicket tufa zup OUT: GREEN GREEN GREEN GREEN
IN: kiki tufa OUT: RED RED
IN: dax zup zup OUT: BLUE BLUE BLUE BLUE
IN: dax gazzer zup OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: fep gazzer zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: blicket kiki zup OUT: GREEN RED GREEN RED
IN: fep tufa OUT: YELLOW YELLOW

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