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