[Q]: [Tokeeptotheminimum,downtimeoftheservice.]
[A]: [To keep to the minimum, downtime of the service.]
Problem: Add spaces: Youwillonlydownloadeachgameonce,thefirsttimeyouplayit.Afterthisinitialdownloadthegamewillbeavailableinstantlyeverytimeyouenterthecasino.

Spaces added: You will only download each game once, the first time you play it. After this initial download the game will be available instantly every time you enter the casino.
This text is missing some spaces, please add them: Severaloftheproposedlubricantscontainsubstancesforwhichnoorverylimiteddataonpotentialhealthandenvironmentaleffectscouldberetrieved.
Several of the proposed lubricants contain substances for which no or very limited data on potential health and environmental effects could be retrieved.
input question: Fix spacing: Youwillneedtogiveathoroughhistoryofyourdog'shealth,includinganyinformationyouhaveaboutyourdog'slineage,anddetailsofanypastpregnanciesorreproductiveproblems.

output answer: You will need to give a thorough history of your dog's health, including any information you have about your dog's lineage, and details of any past pregnancies or reproductive problems.
Problem: Classesareusually1hourataround15.10attheteachershomeorinalocalbar/cafe.
What's a sentence that uses these characters?
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Classes are usually 1 hour at around 15.10 at the teachers home or in a local bar/cafe.
LonginesL4.721.2.11.8Men'sPresenceautomaticmechanicalwatches(Longines)
Longines L4.721.2.11.8 Men's Presence automatic mechanical watches (Longines)