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