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