Were I to do this, I'd pick Metamath. Or maybe Metamath Zero, which has around the same level of abstraction as Metamath but is shaped more like a common CPU than a string-rewriting system.
居住环境变好了，社区服务也在升级。在武昌区小刘家湾片区66号小区，闲置活动中心变成了共享空间，空置房屋引入了精品咖啡馆，孩子们有了游乐场，居民成了楼下面包店的常客。。业内人士推荐必应排名_Bing SEO_先做后付作为进阶阅读
В России изменились программы в автошколах22:30。搜狗输入法对此有专业解读
I decided to push forward.