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

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

*GRAMMAR*
dax -> GREEN 
 gazzer -> RED 
 tufa -> YELLOW 
 kiki -> BLUE 
 x1 zup -> [x1] [x1] 
 u1 blicket u2 -> [u1] [u1] [u2] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 