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

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

*GRAMMAR*
fep -> RED 
 blicket -> GREEN 
 tufa -> PINK 
 gazzer -> PURPLE 
 u1 zup u2 -> [u2] [u1] [u2] 
 u1 kiki -> [u1] [u1] [u1] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 