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