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