Complex sentence: In 1927 "Hero" was standardised on a 1905 version and Player's Hero logo was thought to contribute to the cigarettes popularity in the 30s and 30s when competitor W.D. & H.O. Wills tried to create a similar image.
Split into simpler sentences: In 1927 "Hero" was standardised on a 1905 version. The Player's Hero logo was thought to contribute to the cigarettes popularity in the 20s and 30s when competitor W.D. & H.O. Wills tried to create a similar image.