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

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

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