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