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