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