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