a major reworking of the instruments for humanitarian aid

How would the previous sentence be correctly capitalized?
Answer: A major reworking of the instruments for humanitarian aid
it is helpful for determining if an event (respiratory or limb movement) disrupts the level of sleep.

How would the previous sentence be correctly capitalized?
Answer: It is helpful for determining if an event (respiratory or limb movement) disrupts the level of sleep.
similar games to ninja delivery

How would the previous sentence be correctly capitalized?
Answer: Similar games to Ninja Delivery
the pennsylvania native got started in poker after watching chris moneymaker win the 2003 wsop. paul started playing online and was successful right out of the chute and hasn't looked back since. paul is mainly an online poker player, but he has dabbled in live poker tournaments since late 2008.

How would the previous sentence be correctly capitalized?
Answer: The Pennsylvania native got started in poker after watching Chris Moneymaker win the 2003 WSOP. Paul started playing online and was successful right out of the chute and hasn't looked back since. Paul is mainly an online poker player, but he has dabbled in live poker tournaments since late 2008.