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