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