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