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

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

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