*SUPPORT*
IN: lug blicket tufa wif tufa OUT: RED YELLOW PINK YELLOW
IN: wif dax blicket lug gazzer lug OUT: RED PINK PURPLE RED
IN: dax lug OUT: PURPLE RED
IN: tufa blicket tufa lug OUT: YELLOW YELLOW RED
IN: lug OUT: RED
IN: lug tufa OUT: RED YELLOW
IN: tufa gazzer wif OUT: PINK YELLOW
IN: wif gazzer tufa OUT: YELLOW PINK
IN: tufa lug OUT: YELLOW RED
IN: tufa lug blicket dax OUT: YELLOW RED PURPLE
IN: lug blicket lug OUT: RED RED
IN: wif tufa OUT: PINK YELLOW
IN: dax fep lug OUT: RED PURPLE
IN: wif blicket lug dax OUT: PINK RED PURPLE

*QUERY*
IN: tufa OUT: YELLOW
IN: lug blicket tufa OUT: RED YELLOW
IN: tufa blicket tufa tufa OUT: YELLOW YELLOW YELLOW
IN: dax dax OUT: PURPLE PURPLE
IN: wif fep dax OUT: PURPLE PINK
IN: dax gazzer wif fep wif OUT: PINK PINK PURPLE
IN: tufa lug lug OUT: YELLOW RED RED
IN: wif OUT: PINK
IN: dax OUT: PURPLE
IN: tufa dax OUT: YELLOW PURPLE

*GRAMMAR*
lug -> RED 
 tufa -> YELLOW 
 wif -> PINK 
 dax -> PURPLE 
 x1 gazzer x2 -> [x2] [x1] 
 x1 fep x2 -> [x2] [x1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 