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