Data: ALV X-1, diameter, 1.524 (metres); ALV X-1, failedLaunches, 1; ALV X-1, rocketStages, 2
Sentence about the following data:
A: The ALV X-1 rocket has a diameter of 1.524 metres and 2 rocket stages with 1 failed launch.

Data: United States, leader, Barack Obama; A Fortress of Grey Ice, country, United States; United States, ethnicGroup, Native Americans in the United States
Sentence about the following data:
A: Native Americans are one of the ethnic groups in the United States where Barack Obama is the president. It is also the country that A Fortress of Grey Ice is from.

Data: Indian Air Force, aircraftHelicopter, HAL Light Combat Helicopter; Agra Airport, operatingOrganisation, Indian Air Force
Sentence about the following data:
A:
India's Air Force has a helicopter known as the HAL Light Combat Helicopter and also operates Agra Airport.