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

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

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