4 min / km is 84 min half marathon.... 6:30 miles 5 min / km is 105 minutes, or 8 minute miles (I might be a bit wrong-doing the quickly sums in my head Very few runners-even the elite athletes will run 100 km in a week (62 miles), and I think you are doing too much.
the central theme definition, the central theme meaning | English dictionary. Search also in: Web News Encyclopedia Images. central. adj. 1 in, at, of, from, containing, or forming the centre of something. the central street in a city, the central material of a golf ball. 2 main, principal, or chief; most important.
motive-a theme that is repeated or elaborated in a piece of music. motif. melodic theme, musical theme, theme, idea - (music) melodic subject of a musical composition; the theme is announced in the first measures; the accompanist picked up the idea and elaborated it.. An emotion, desire, physiological need, or similar impulse that acts as an incitement to action. 2. (mÅâ²tÄ­v, mÅ-tÄvâ²) A motif in art, literature, or music. adj. 1. Causing or able to cause motion: motive power. 2.