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