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