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

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

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