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