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

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

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