from operator import attrgetter

movie = """en 1 The cat
pt 1 A gata
en 2 ate some cat food.
pt 3 comeu 
pt 3 a comida dela.
en 4 Then she slept on the bed.
pt 4 Depois,
pt 5 ela dormiu na cama.
"""

lines = movie.splitlines()

def uniq(seq):
	uniqqed = []
	for i, elem in enumerate(seq):
		if elem != seq[i-1]: 
			uniqqed.append(elem)
	return uniqqed 

class Line:
	def __init__(self, line):
		self.bits = line.split()
		self.code = self.bits[0]
		self.stamp = int(self.bits[1])
		self.text = ' '.join(self.bits[2:])
	def __str__(self):
		return "[%s:%d] %s" % (self.code, self.stamp, self.text)

lines = [Line(line) for line in lines]
	
codes = [line.code for line in lines]

class Row:
	def __init__(self):
		self.source = []
		self.target = []
	def __str__(self):
		return ' '.join([line.text for line in self.target])+'\n'	\
			+' '.join([line.text for line in self.source])

limit= max([line.stamp for line in lines])
lines = iter(lines)

rows = []