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