How to pull out??

It's been a while since I used my trumpet, and uh it's kind of stuck..
How should I pull it out? Tug it?? Run water through it and out of a spit drainer until it loosens??
Help please

https://preview.redd.it/kzs3i1i0cxih1.png?width=1902&format=png&auto=webp&s=20367cfd27e6f9620433df7fea595e55d06fc403