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