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