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