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