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