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