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