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