Your goal is to find the secret four-color code. The following colors are possible: green, white, brown, purple, red, blue.
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: ['green', 'brown', 'red', 'blue']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['white', 'green', 'white', 'red']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['white', 'red', 'green', 'purple']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
Guess: ['purple', 'white', 'green', 'red']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
A B C D
brown, red, white, brown purple, red, white, green purple, white, purple, brown brown, white, red, brown