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