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