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