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