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