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

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

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