Rizvi Springfield’s Shreyas Mandlik (left) and Yashasvi Jaiswal, who scored centuries vs Balmohan Vidyamandir (Marathi) pose for a picture at the end of the day at Bombay Gymkhana yesterday 

Centuries by Yashasvi Jaiswal and skipper Shreyas Mandlik helped defending champions Rizvi Springfield (Bandra) post 459 for four at stumps on Day One of the Mumbai Schools Sports Association-organised Harris Shield Elite Group semi-final against Balmohan Vidyamandir (Marathi), Dadar at the Bombay Gymkhana yesterday.