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