Your goal is to find the secret four-color code. The following colors are possible: orange, yellow, green, white, purple, black.
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', 'black', 'purple', 'orange']. Hint: two colors are in the correct positions.
Guess: ['orange', 'orange', 'purple', 'purple']. Hint: none of the guessed colors are present in the secret code.
Guess: ['yellow', 'yellow', 'green', 'green']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['green', 'black', 'yellow', 'white']. Hint: two colors are in the correct positions and two colors are in the secret code but in the wrong positions.
A B C D
white, yellow, white, purple purple, green, white, yellow green, black, white, yellow purple, black, orange, green