Guy throwing baseball wearing blue jersey and red hat.
The guy is playing alone.
Throwing baseball implies that one is not playing alone.
exists e2 e1 s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & n_hat(x6) & a_red(s2) & Theme(s2,x6) & n_jersey(x5) & a_blue(s1) & Theme(s1,x5) & subset_of(x6,x4) & subset_of(x5,x4) & (x1 = x3) & n_baseball(x1) & Actor(e1,x1) & v_throw(e1) & (x1 = x2) & ne_nam_guy(x2))
exists e1 s1 x1.(n_guy(x1) & a_alone(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1))