How do you identify the speaker wires on this stereo unit for 06 Toyota Prius?

I'm trying to identify the car door speakers for right and left side, but there doesn't seem to be a diagram online. Can someone help me figure out a way to identify these wires?

https://preview.redd.it/st9pkizlyuye1.jpg?width=3024&format=pjpg&auto=webp&s=cd3f690692a5b0b7aa756fea1ea3187da3546a1b

https://preview.redd.it/wfit3lzlyuye1.jpg?width=4032&format=pjpg&auto=webp&s=a4133e317e0dbebf77e899a728cb11ec4f60c7fc

https://preview.redd.it/erkq6lzlyuye1.jpg?width=4032&format=pjpg&auto=webp&s=beec32c00f15b8e59deb516d9e89e15003a095c0

https://preview.redd.it/2p0ozkzlyuye1.jpg?width=4032&format=pjpg&auto=webp&s=0fb264158c5c367289bc2c02efed9c0fcd0f556e

https://preview.redd.it/x9papb0myuye1.jpg?width=3024&format=pjpg&auto=webp&s=594795dfb4976c2b7c7ab8e213f4828a860e967d

https://preview.redd.it/7u2n8lzlyuye1.jpg?width=4032&format=pjpg&auto=webp&s=0be96dd0cb9675edd3be7ba7d06934babb717731

https://preview.redd.it/6au4xkzlyuye1.jpg?width=4032&format=pjpg&auto=webp&s=214dd1fa33cc882a637cb64012136e83a3be6bd0