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