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