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