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