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

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

*GRAMMAR*
zup -> GREEN 
 fep -> BLUE 
 tufa -> RED 
 gazzer -> YELLOW 
 u1 dax u2 -> [u1] [u2] 
 x1 blicket -> [x1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 