SANTIAGO, Sept 5 (Reuters) - With the sound of helicopters whirling and Chile's La Moneda presidential palace ablaze, a virtual couple join the resistance movement against a military dictatorship in a video game released ahead of the 50th anniversary of Chile's 1973 coup. Olivares said the main protagonists of the 'stealth' genre game, that typically allows players to remain undetected by hiding, were inspired by his own family. See here for a complete list of exchanges and delays