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