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

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

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