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

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

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