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