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