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

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

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