Howeveralthoughmuchofthisworkhadbeencompleted,hechangedhismindafterhisdisappointmentinthe1860competition.

However although much of this work had been completed, he changed his mind after his disappointment in the 1860 competition.
[Q]: [Thesystemconsistsoflettersthatcanbecombinedintowordsandsentences.]
[A]: [The system consists of letters that can be combined into words and sentences.]
Problem: Add spaces: ThecameraswillbeavailableinQ42011atthesuggestedretailpricesofUS$999forAXISQ1604andUS$1,299forAXISQ1604-E.

Spaces added: The cameras will be available in Q4 2011 at the suggested retail prices of US $999 for AXIS Q1604 and US $1,299 for AXIS Q1604-E.
This text is missing some spaces, please add them: TheRococo,whichisalsoknownasLouisXV,camefromFrance,whereasNeo-classicismoriginatedinItaly.
The Rococo, which is also known as Louis XV, came from France, whereas Neo-classicism originated in Italy.
input question: Fix spacing: -Whathappenedtoyou,wastheresultofafailureofourequipment.

output answer: - What happened to you, was the result of a failure of our equipment.
input question: Fix spacing: ButtheLingulidaarmfotingenlooksalmostthesameasitdid550millionyearsagogiraffeisananimalwhereithasfirstbeenasmallherbivorescompetingwiththeotherherbivores.

output answer:
But the Lingulida armfotingen looks almost the same as it did 550 million years ago giraffe is an animal where it has first been a small herbivores competing with the other herbivores.