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