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