Your goal is to find the secret four-color code. The following colors are possible: white, green, purple, blue, red, black.
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', 'red', 'blue', 'black']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['white', 'purple', 'purple', 'blue']. Hint: one color is in the correct position and one color is in the secret code but in the wrong position.
Guess: ['red', 'black', 'purple', 'white']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
Guess: ['white', 'black', 'red', 'purple']. 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
blue, purple, black, blue white, purple, red, blue black, purple, red, white black, blue, green, green