It is Russian
Chlavna (no alternative), 24 yo, bachelor, from Dvorets Grodno gubernia, temporary in Warsha,
son of Volf and Fajga nee Hejfets
Rifka Nekha Kerar, 26, not married, dtr of Yitskhak and Etta nee Kaufman, resides in Warshaw (Kova...? str, #35)
Married on Feb 26/March 10, 1890
Mazltov