Urban Prep Academies is a 501(c)3 tax-deductible charity organization, and relies substantially on private donors to support its operations.

It relied substantially on a voluntary approach.

But Connecticut's clean energy push relies substantially on a series of voluntary programs.

The Acadian economy (and identity) relied substantially on fisheries, especially lobster.

In addition, the German Reich relied substantially upon Danish agriculture, which supplied meat and butter to 3.6 million Germans in 1942 alone.

Even playbooks are optional, although they often come in handy at playoff time when it's difficult to rely substantially on the fastbreak.

Japan's banks rely substantially on stocks to buttress their capital base, which they have been trying to increase to meet international standards for capital adequacy.

However, performance in chess also relies substantially on one's amount of experience playing the game, and the role of experience may overwhelm the role of intelligence.

The tower is one of the first to rely substantially on craftsmanship, with the final appearance being one with a high degree of linearity captured in stone.

He followed it with a number of other books, most focusing on the history of the United States people, relying substantially on oral history.