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