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