BBC Only Connect S11E21

This is BBC Only Connect S11E21. This is a quiz show in which connections must be made between apparently unconnected things, where patience and lateral thinking are as vital as knowledge. Please rate, comment and seed if you can. Thanks.

Video:
Duration: 29:00.240.
Codec: HEVC (x265).
Resolution: 1280x738.
Display Resolution: 1280x720.
Frame Rate: 25.
Language: English.

Audio:
Codec: MPEG AAC Audio.

Screenshot: