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

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

*GRAMMAR*
lug -> GREEN 
 zup -> YELLOW 
 gazzer -> PURPLE 
 fep -> RED 
 u1 blicket -> [u1] [u1] 
 x1 tufa x2 -> [x2] [x1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 