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