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