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