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

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

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