In order to locate the epicenter of an earthquake you will need to examine its seismograms as recorded by three different seismic stations. On each of these seismograms you will have to measure the S - P time interval (in seconds). (In the figure above, the S - P interval is about 45 seconds.
The Penguins have won three Stanley Cups ('90-91, '91-'92, '08-'09). The Flyers have won two Stanley Cups ('73-'74 and '74-'75). The Penguins have won three Stanley Cups ('90-91, '91-'92, '08-'09). The Flyers have won two Stanley Cups ('73-'74 and '74-'75). The Penguins have won three Stanley Cups ('90-91, '91-'92, '08-'09).
Its winners have been 23 teams, 18 of which are active in the NHL; the remainder are defunct. Prior to that, the challenge cup was held by nine different teams. The Montreal Canadiens have won the Stanley Cup 24 times and made the finals an additional ten times. There were two years when the Stanley Cup was not awarded: 1919, because of the Spanish flu epidemic, and 2005, because of the NHL lockout.