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