sentences:  Though West Indies achieved a substantial first innings lead, thanks largely to Sobers, they scored at not much over two runs an over.Between them, the two English off-spinners, Allen and Illingworth, bowled 85 overs for only 147 runs.Thanks to centuries by Dexter and Subba Row (his first in Tests), England had no difficulty in saving the game, reaching 320/3 at one point before there was a flurry of wickets when it was too late to matter.