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