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