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