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

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

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