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