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