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