2 5 ▁k V ▁AC ▁overhead ▁system . ▁EM U ▁train ▁services ▁between ▁P ansk ura ▁and ▁H ald ia ▁introduced ▁in ▁ 1 9 7 6 ▁and ▁direct ▁EM U ▁services ▁between ▁How rah ▁and ▁H ald ia ▁in ▁ 1 9 7 9 . ▁ ▁References ▁ ▁External ▁links ▁Tra ins ▁at ▁R agh un ath b ari ▁ ▁Category : R ail way ▁stations ▁in ▁Pur ba ▁Med in ip ur ▁district ▁Category : K olk ata ▁Sub urban ▁Railway <0x0A> </s> ▁Nik os ▁G oun aris ▁( ; ▁ 1 9 1 5 ▁– ▁ 5 ▁May ▁ 1 9 6 5 ▁in ▁Ath ens ) ▁was ▁a ▁Greek ▁ten or ▁who ▁was ▁enorm ously ▁popular ▁as ▁a ▁" pop " ▁singer ▁in ▁the ▁ 1 9 5 0 s . ▁ ▁Biography ▁ ▁G oun aris ▁began ▁playing ▁the ▁mand olin ▁at ▁the ▁age ▁of ▁four . ▁He ▁attended ▁the ▁musical ▁Conserv atory ▁of ▁Music ▁in ▁Ath ens . ▁ ▁G oun aris ▁was ▁a ▁Greek ▁ela fr ó ▁singer ▁and ▁among ▁the ▁for em ost ▁Greek ▁compos ers ▁and ▁mus icians ▁of ▁the ▁ 1 9 5 0 s ▁and ▁ 1 9 6 0 s . ▁He ▁was ▁especially ▁popular ▁in ▁the ▁Greek ▁community ▁in ▁America . A ▁great ▁deal ▁of ▁his ▁entertain ment ▁was ▁at ▁two ▁Greek ▁resort s ▁in ▁the ▁Cat sk ills ▁in ▁up state ▁NY , ▁the ▁Sun set ▁and ▁the ▁Monte ▁Carlo . ▁He ▁mainly ▁sang ▁about ▁the ▁sad ▁side ▁of