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