But they finally melted, too, leaving ice block depressions, or kettle holes.
(they; melted; too; T:finally) Context(they melted,List([4, 23))):(they; melted leaving; ice block depressions, or kettle holes)
they melted,List([4, 23))
they they
melted melted leaving
too T:finally
ice block depressions, or kettle holes