Can you help me understand this family tree?

i want to learn about Eva showers. but this is all it says about her and i cant understand it. "98.6a1f Evaline 'Eva' A. SHOWERS b. Jun 1881, Berkeley Co., WV, m. 20 Apr 1921, Berkeley Co., William Hayes BOWERS b. 1875, PA, s/o David H. and Eliza BOWERS. (WVBE1)" any kind of help would be great.