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

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

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