BPS
- Chapter 1 PerryvsIsaac(2-0)LelevsMaze(1-1 LukevsGeorge(2-0)
- Chapter 2 PerryvsMaze(2-0)IsaacvsGeorge(2-0)LelevsLuke(2-0)
- Chapter 3 PerryvsGeorge(2-0)LelevsIsaac(2-0)LukevsMaze(2-0)
- Chapter 4 PerryvsLele( )LukevsIsaac(1-1)MasevsGeorge(2-0)
- yoruv
Discovered/Double Check
- Discovered Check 1
- Discovered Check 2
- Discovered Check 3
- Discovered Check 4
- yoruv
The advantageous exchange
- Advantageous exchange 1
- Advantageous exchange 2
- Advantageous exchange 3
- Advantageous exchange 4
- yoruv
The twofold attack
- Twofold attack 1
- Twofold attack 2
- Twofold attack 3
- Twofold Attack 4
- yoruv
Check and getting out of Check
- Giving Check 1
- Giving Check 2
- Giving Check 3
- Giving Check 4
- yoruv
Capture Unprotected Piece
- Capture an Unprotected Piece 1
- Capture an Unprotected Piece 2
- Capture an Unprotected Piece 3
- Capture an Unprotected Piece 4
- yoruv