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