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