A man is wearing brown pants and boots, while welding.
A man is wearing brown clothes while wearing
Wearing brown pants doesn't imply that all the clothes he is wearing are brown.
exists e1 e2 s1 x1 x2 x3 x4.(while(e1,e2) & Actor(e2,x1) & v_weld(e2) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_boot(x4) & n_pants(x3) & subset_of(x4,x2) & subset_of(x3,x2) & a_brown(s1) & Theme(s1,x2) & n_man(x1))
exists e1 e2 s1 x1 x2.(while(e1,e2) & Actor(e2,x1) & v_wear(e2) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_clothes(x2) & a_brown(s1) & Theme(s1,x2) & n_man(x1))