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