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

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

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