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

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

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