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