What is the purpose of 2nd term in the loss function

In the paper, triple losses was given as,

(exp(d(p1,p2))/(exp(d*) + exp(d(p1,p2))))**2  +  (exp(d * ) / (exp(d * ) + exp(d(p1,p2))) - 1)**2

If you simplify the 2nd term, it is the same as the first one.