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