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

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

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