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