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