Complex sentence: The Ottawa Senators won the NHA championship in a two game, total goal playoff against the Montreal Wanderers, however fell to the Vancouver Millionaires of the Pacific Coast Hockey Association in the Stanley Cup championship.
Split into simpler sentences: The Ottawa Senators won the NHA championship in a two game, total goal playoff against the Montreal Wanderers. The Senators, however fell to the Vancouver Millionaires of the Pacific Coast Hockey Association in the Stanley Cup championship.