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