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