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

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

*GRAMMAR*
blicket -> RED 
 tufa -> YELLOW 
 zup -> PINK 
 gazzer -> GREEN 
 u1 dax u2 -> [u2] [u1] [u1] [u1] 
 u1 wif -> [u1] [u1] [u1] [u1] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 