Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla Robert Kajanus da Helsinki Philharmonic Orchestra sun fara aiki a Helsinki, Finland a ranar 17 ga Disamba, 1918.
Tabbas, sigar da ta fi rikitarwa ta jumla ita ce "Robert Kajanus da Helsinki Philharmonic Orchestra sun fara aiki a Helsinki, Finland a ranar 17 ga Disamba 1918; masu sukar sun karɓi farkon aikin da farin ciki kuma, don haka, sabon yanki ya tabbatar da Madetoja a matsayin jagorar kiɗan Finnish. "