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