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

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

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