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