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