A computer-implemented method, system and computer program product for collecting information from data sources by receiving a collection request at a collection tool to collect information, where the collection request includes data source information indicating a data source from which to retrieve the information. The detecting device may be adapted to detect a condition for a handover. The leaf portion is attached to, and independently moveable with respect to, a body comprising at least one expandable portion. The diagram displays symbols, numbers, pictures and the like. As a result, the drive coupling and the driven coupling can rotate integrally without rattling in the rotational direction. Post silicidation residues of nickel and platinum may not be removed adequately just by an aqua regia solution.