RISING star Josh Rymell chose the perfect time to score a maiden century in senior cricket as he steered Essex into the semi-final of the Royal London One-Day Cup yesterday.The 20-year-old rookie opener smashed a magnificent 121 as Essex claimed a comfortable 129-run win over Yorkshire at Chelmsford.He helped Tom Westley’s men to 317-7 from their 50 overs before the spin trio of Simon Harmer, Aron Nijjar and the captain combined to skittle Yorkshire out for 188.Victory hands Essex a semi-final clash against Glamorgan in Cardiff tomorrow with the winners of today’s other ...