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