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

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

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