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