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