[Q]: [Studentsandteachersfrom12schoolsrepresenting10countriescameonlinetointeractwithCommissionerFigel'andhisteamofexperts.]
[A]: [Students and teachers from 12 schools representing 10 countries came online to interact with Commissioner Figel' and his team of experts.]
Problem: Add spaces: Itisapowerfulbutveryeasytousetool.

Spaces added: It is a powerful but very easy to use tool.
This text is missing some spaces, please add them: Ofcourse,theconsumercanbeexposedtoresidualamountsofsuchchemicalswhentheyusetheseproducts.
Of course, the consumer can be exposed to residual amounts of such chemicals when they use these products.
input question: Fix spacing: Andthegorgeousblueflowerfromthevegetablegardenwastakenoutofthedrawingroom,whereitdidn'tbelong;yes,andthenoblefamilyapologizedtothePrincessandtoldherthattheflowerwasonlyakitchenherbthattheGardenerhadhadtheideaofexhibiting,andthathehadbeenseverelyreprimandedforit.

output answer: And the gorgeous blue flower from the vegetable garden was taken out of the drawing room, where it didn't belong; yes, and the noble family apologized to the Princess and told her that the flower was only a kitchen herb that the Gardener had had the idea of exhibiting, and that he had been severely reprimanded for it.
Problem: Samsung'seventisscheduledtostartat11amESTinNewYorkandwillbelivestreamedbySamsungonSamsung.com,accordingtoinvitessenttothepress.
What's a sentence that uses these characters?
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Samsung's event is scheduled to start at 11 am EST in New York and will be live streamed by Samsung on Samsung.com, according to invites sent to the press.
Stockpiles,wasteandcontaminatedsitesPCBinbuildingmaterialsinolderbuildings.
Stockpiles, waste and contaminated sites PCB in building materials in older buildings.