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