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