name = raw_input("Enter file:")
if len(name) < 1 : name = "mbox-short.txt"
fh=open(name)
counts =dict()
ww=list()
for line in fh:
line=line.rstrip()
if not line.startswith('From '):continue
w=line.split()
ww.append(w[1])
for w in ww:
counts[w]=counts.get(w,0)+1
bigcount=None
bigword=None
for w,count in counts.items():
if bigcount is None or count>bigcount:
bigword=w
bigcount=count
print bigword,bigcount