Your goal is to find the secret four-color code. The following colors are possible: white, purple, yellow, green, red, brown.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['yellow', 'brown', 'white', 'green']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['white', 'purple', 'white', 'brown']. Hint: one color is in the secret code but in the wrong position.
Guess: ['brown', 'red', 'green', 'green']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['yellow', 'green', 'brown', 'red']. Hint: four colors are in the secret code but in the wrong positions.
A B C D
purple, purple, white, brown green, brown, red, yellow yellow, white, green, yellow red, purple, brown, yellow