Cyclists are walking their bicycles through a tunnel.
The people are currently not riding their bikes.
Cyclists are people and walking a bicycle is a way of not riding a bicycle.
exists e1 x1 x2 x3.(through(e1,x3) & n_tunnel(x3) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_bicycle(x2) & of(x2,x1) & n_thing(x1) & n_cyclist(x1))
exists x1 x2.(n_bike(x2) & of(x2,x1) & n_thing(x1) & n_people(x1) & -exists e1 s1.(a_currently(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1)))