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