Kettle lakes MP 41.5/93.5 Several small lakes and depressions in this area were formed when chunks of ice broke off retreating glaciers and were buried in the glacial debris.
(chunks of ice; broke off; retreating glaciers) (chunks of ice; were buried; in the glacial debris) (Kettle; lakes; MP) Context(Kettle lakes,List([0, 12))):(41.5/93.5 Several small lakes and depressions in this area; were formed; T:when chunks of ice broke off retreating glaciers and were buried in the glacial debris)
Kettle lakes,List([0, 12))
chunks of ice chunks of ice Kettle 41.5/93.5 Several small lakes and depressions in this area
broke off were buried lakes were formed
retreating glaciers
in the glacial debris
MP
T:when chunks of ice broke off retreating glaciers and were buried in the glacial debris