This text is missing some spaces, please add them: In1856hewasappointedtoHeidelbergandremainedthereuntil1868whenhetookupapostatMunich.
In 1856 he was appointed to Heidelberg and remained there until 1868 when he took up a post at Munich.
input question: Fix spacing: Takingataxiwillcost20-25Eurosforthis15minutejourney(plus1euroforeachitemofluggage)

output answer: Taking a taxi will cost 20-25 Euros for this 15 minute journey (plus 1 euro for each item of luggage)
Problem: Youcanuseamobileboardingpass,ahome-printedboardingpassoraboardingpassfromthecheck-inkiosksordesks.
What's a sentence that uses these characters?
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You can use a mobile boarding pass, a home-printed boarding pass or a boarding pass from the check-in kiosks or desks.
Add spaces: whenIcallout,doestheechosingacrossthemountainwalls

Answer: when I call out, does the echo sing across the mountain walls
FromFriday17.Sunday19.AugustinvitesInWater-BoatshowinBottighofentoinspecttheproductsforthewater.

From Friday 17. Sunday 19. August invites InWater-Boatshow in Bottighofen to inspect the products for the water.
Add spaces: Amongtoday'sChineseArtists,Mr.ShangYangundoubtedlyisoneofthemosthigh-profiledoilpaintingartists.

Answer:
Among today's Chinese Artists, Mr. Shang Yang undoubtedly is one of the most high-profiled oil painting artists.