Complex sentence: This was to be Chile's first presentation on the U- 17 international tournament, reaching that level qualifying in second place during the Sudamericano U- 17 qualifiers, behind Colombia and ahead of Argentina.
Split into simpler sentences: This was to be Chile's first presentation on the U- 17 international tournament. Attainment occurred by qualifying in second place during the Sudamericano U- 17 qualifiers, behind Colombia and ahead of Argentina.