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

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

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