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

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

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