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