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