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

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

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