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