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