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