Computer capable of retrieving ambiguous information

A computer program stored on a storage device, the computer program causing the computer to execute the steps of:

• recording, for each event of a plurality of events on a computer, file images of specific files and recording metadata associated with each of the file images, the metadata comprising tag data characterizing an operating environment of the computer within a predetermined period from the generation of each event;
• displaying the plurality of recorded file images;
• displaying the metadata associated with a specific file image selected from among the plurality of displayed file images;
• and
• running a target file corresponding to tag data selected from the displayed metadata.

A computer comprising:

• an event generation section for generating a plurality of events;
• an associative data creating section for recording, for each event of the plurality of events, desktop space images, the associative data creating section recording metadata associated with each of the desktop space images, the metadata comprising tag data characterizing an operating environment of a computer;
• and
• a search screen processing section for displaying the plurality of desktop space images on a display, the search screen processing section displaying a file selection screen on the display, the file selection screen comprising tag data associated with a specific desktop space image selected from among the displayed desktop space images, the search screen processing section running a target file corresponding to tag data selected from the file selection screen.