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