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