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