#作者堀江
#会津大学オンラインジャッジ問0130Trainに合格したコード
#をさらに短くできないか挑戦中のコード
def f(s):
xs=[""]*70
p=30
xs[p]=s[0]
n=3
while n<len(s):
if s[n-1]==">":
p+=1
else:
p-=1
xs[p]=s[n]
n+=3
print("".join(xs))
n=int(input())
for i in range(n):
f(input())
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NQphLSZndDtlLSZndDtjLSZndDtiLSZndDtkCmImbHQ7LWMmbHQ7LWEmbHQ7LWQmbHQ7LWUKYi0mZ3Q7YS0mZ3Q7YyZsdDstYS0mZ3Q7Yy0mZ3Q7ZCZsdDstYyZsdDstYSZsdDstYi0mZ3Q7YS0mZ3Q7Yy0mZ3Q7ZC0mZ3Q7ZSZsdDstZAphLSZndDtlJmx0Oy1hJmx0Oy1kLSZndDthLSZndDtlJmx0Oy1hJmx0Oy1kJmx0Oy1jLSZndDtkLSZndDthJmx0Oy1kJmx0Oy1jJmx0Oy1iLSZndDtjLSZndDtkJmx0Oy1jCmEtJmd0O2I=
5
a->e->c->b->d
b<-c<-a<-d<-e
b->a->c<-a->c->d<-c<-a<-b->a->c->d->e<-d
a->e<-a<-d->a->e<-a<-d<-c->d->a<-d<-c<-b->c->d<-c
a->b