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