This text is missing some spaces, please add them: Tubesandpipeshavingcircularcross-sectionsandanexternaldiameterof>406,4mm,ofironorsteel,longitudinallywelded(excl.productsofakindusedforoilorgaspipelinesorofakindusedindrillingforoilorgas)
Tubes and pipes having circular cross-sections and an external diameter of > 406,4 mm, of iron or steel, longitudinally welded (excl. products of a kind used for oil or gas pipelines or of a kind used in drilling for oil or gas)
input question: Fix spacing: blackagateandwhiteseashellbracelet

output answer: black agate and white sea shell bracelet
Problem: Drinfeld'smainachievementsarehisproofoftheLanglandsconjectureforGL(2)overafunctionalfield;andhisworkinquantumgrouptheory.
What's a sentence that uses these characters?
-
Drinfeld's main achievements are his proof of the Langlands conjecture for GL(2) over a functional field; and his work in quantum group theory.
Add spaces: Saturday17February,201861947273requestssinceTuesday16December,2003

Answer: Saturday 17 February, 2018 61947273 requests since Tuesday 16 December, 2003
ThispageismeanttoassistusersandDebiandevelopersrunningDebianGNU/LinuxontheAMD64architecture.Here,youwillfindinformationaboutthecurrentstatusoftheport,whichmachinesarepubliclyaccessiblebydevelopers,wheretodiscussdevelopmentoftheport,wheretogetfurtherinformationaboutDebianporters,andpointerstomoreinformation.

This page is meant to assist users and Debian developers running Debian GNU/Linux on the AMD64 architecture. Here, you will find information about the current status of the port, which machines are publicly accessible by developers, where to discuss development of the port, where to get further information about Debian porters, and pointers to more information.
Add spaces: bigtits,dogging,money,riding,car,blowjob,amateur

Answer:
big tits, dogging, money, riding, car, blowjob, amateur