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