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