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

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

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