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