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