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

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

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