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