A group of people wearing blue and white dishdashas all riding orange bicycles.
The cyclists are all shirtless.
If people are wearing dishdashas, then they cannot be shirtless.
exists e1 e2 s1 s2 s3 x1 x2 x3 x4 x5.(a_all(s3) & Manner(e2,s3) & Theme(e2,x4) & Actor(e2,x3) & v_ride(e2) & n_bicycle(x4) & of(x4,x5) & n_orange(x5) & n_dishdasha(x3) & a_white(s2) & Theme(s2,x3) & a_blue(s1) & Manner(e1,s1) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists s1 s2 x1.(n_cyclist(x1) & a_all(s2) & Manner(s1,s2) & Theme(s1,x1) & a_shirtless(s1))