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