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