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