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