Difficulty Level: Easy
Stats: 4,169 / 5,456 ( 76.41% ) got this right

Since the beginning of history

P: have managed to catch
Q: the Eskimos and Red Indians
R: by a very difficulty method
S: a few specimens of this aquatic animal

The proper sequence would be:

  • QRPS
  • SQPR
  • SQRP
  • QPSR
  • QSRP