Your goal is to find the secret four-color code. The following colors are possible: purple, white, green, red, blue, 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: ['purple', 'white', 'brown', 'green']. Hint: two colors are in the correct positions.
Guess: ['purple', 'purple', 'white', 'white']. Hint: none of the guessed colors are present in the secret code.
Guess: ['green', 'green', 'red', 'red']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['red', 'blue', 'brown', 'green']. Hint: two colors are in the correct positions and two colors are in the secret code but in the wrong positions.
A B C D
blue, red, brown, green purple, red, green, red brown, red, red, red white, white, brown, purple