A mountain bike racer jumps his bike as spectators watch.
The racer has ridden his bike for several years.
There is no indication how long the mountain bike racer has ridden just because he can jump his bike in front of spectators.
exists e1 e2 x1 x2 x3 x4 x5 x6.(Theme(e2,x6) & Actor(e2,x1) & v_watch(e2) & n_thing(x6) & Theme(e1,x3) & Actor(e1,x4) & v_jump(e1) & as(x3,x5) & n_spectator(x5) & n_bike(x3) & n_bike(x3) & of(x3,x1) & n_male(x1) & (x1 = x4) & n_racer(x1) & of(x1,x3) & of(x1,x2) & n_mountain(x2))
exists e1 s1 x1 x2 x3.(n_bike(x2) & of(x2,x1) & n_male(x1) & n_racer(x1) & for(e1,x3) & n_year(x3) & a_several(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1))