Sentence:  Through the <WSD>efforts</WSD> of SAAMI 's shooting development program these shooting activities , and many others , including assists in the development of public and privately financed shooting parks , trap and skeet leagues , rifle and pistol marksmanship programs have been promoted , to mention only a few . 
Meaning of the word marked with <WSD> tags:  earnest and conscientious activity intended to do or accomplish something