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

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

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