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