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

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

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