<prompt> Gadzira shanduro yakaoma kunzwisisa yemutsara uyu Baltic porter yakaunzwa ichibva kuBritain muzana ramakore rechi18 sechinhu chinonhuwira i.e., ale-style doro.  <response>: Chokwadika, shanduro yakaoma kunzwisisa zvikuru yemutsara wacho ndeiyi Baltic porter yakaunzwa ichibva kuBritain muzana ramakore rechi 18 sechinwiwa chinovira kumusoro uye yakaramba yakadaro apo mabheriri omunzvimbomo - akadai seCarnegie muSweden - akavamba kuchigadzira mukuvamba kwezana ramakore rechi 19. 