Those are accounts ranked up for this "farm" for future references.
Merit summary for Raidal
hash25
https://bitcointalk.org/index.php?action=profile;u=2330425sevenonetwo
https://bitcointalk.org/index.php?action=profile;u=2092070Merit summary for Zaibraid
Lalapo08
https://bitcointalk.org/index.php?action=profile;u=1511472 0xb99d43D2C0184739E40693f52109C005709ab773
Merit summary for Gyromancer
LinkinPrak
https://bitcointalk.org/index.php?action=profile;u=2089397 0x52B2f23d57E160E6E660844A474Ec78c4d4E1705
Merit summary for vidivici
Strongkored
https://bitcointalk.org/index.php?action=profile;u=640554 0xe47cA1A6e14d5852327337c632e2D7cE6C0Cf0fA