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