('CID123304978', 2),GALLICHROME
('CID123304978', 2),Gallichrome
('CID116685685', 1),Gallichrome
ldiff: defaultdict(<type 'list'>, {'CID123304978': [0, 0], 'CID116685685': [0]})
f1: [0, 0]
f2: [0]
c1: Counter({0: 2})
c2: Counter({0: 1})
The chosen was ... CID123304978