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

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

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