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