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

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

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