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