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