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