Write the following list of characters into a correctly formed sentence: Andthisawakeningofclassfeelingexpresseditselfforthwithinthecircumstancesthattheproletarianmass,countedbymillions,quitesuddenlyandsharplycametorealisehowintolerablewasthatsocialandeconomicexistencewhichtheyhadpatientlyenduredfordecadesinthechainsofcapitalism.
And this awakening of class feeling expressed itself forthwith in the circumstances that the proletarian mass, counted by millions, quite suddenly and sharply came to realise how intolerable was that social and economic existence which they had patiently endured for decades in the chains of capitalism.