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