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