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