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

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

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