Surrey slipped to 88 for four in reply to Notts ' commanding first innings of 446 for nine declared at Trent Bridge , before Alistair Brown struck a 55-ball half-century .
<response> <organization>Surrey</organization> slipped to 88 for four in reply to <organization>Notts</organization> ' commanding first innings of 446 for nine declared at <location>Trent Bridge</location> , before <person>Alistair Brown</person> struck a 55-ball half-century . </response>