"Every week, the community (that’s you!) votes on the theme for the jam out of 5 themes we arbitrarily choose. We sometimes take theme suggestions too! Join our Discord (see below) to take part in that. ___You are free to interpret every theme in any way.___"
I'd say most games do fit the theme in an interpretation. My first time doing any kind of Jam and i had fun. Isn't that all that counts?