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