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