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

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

*GRAMMAR*
tufa -> GREEN 
 blicket -> RED 
 kiki -> YELLOW 
 fep -> PINK 
 x1 dax u1 -> [x1] [u1] 
 x1 gazzer x2 -> [x2] [x2] [x1] 
 x1 wif x2 -> [x1] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 