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

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

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