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