The questions

1 Whose father was Pepin the Short and his son Pepin the Hunchback?

2 Which country has provinces called East and West Azerbaijan?

3 What unusual method of communication has been observed in herring?

4 Samhain was a Celtic precursor to which festival?

5 Carol Ann Duffy’s poem Long Walk marked what event?

6 Who made his last stand at Glenrowan, Victoria, in 1880?

7 What project offers 57,000 free eBooks online?

8 What decorative item might have a knop, column, sconce and pricket?

What links:

9 Claudia Johnson; Stuart Goddard; Cio-Cio-San; Michael Balzary?

10 X; XP; IHS; ICXC; INRI?

11 Lothar Matthäus, (West) Germany; Rafael Marquez and Antonio Carbajal, Mexico?

12 Bridge Farm; Grey Gables hotel; the Bull pub; St Stephen’s church?

13 Jacinda Ardern in June and Benazir Bhutto in 1990?

14 Phobos; Ganymede; Titan; Titania; Triton?

15 Skelton; Belmont; Caldbeck; Emley Moor; Durris?

Read all about it, free eBooks online. Photograph: Getty Images

The answers

1 Charlemagne.

2 Iran.

3 Farting.

4 Halloween.

5 2018 royal wedding.

6 Ned Kelly and co.

7 Project Gutenberg.

8 Candlestick.

9 Insect names: Lady Bird Johnson (US first lady); real name of Adam Ant; Madame Butterfly; bassist Flea (Red Hot Chili Peppers).

10 Christograms (monograms representing Jesus).

11 Footballers who played in five World Cups.

12 Ambridge locations in The Archers.

13 Prime ministers giving birth: New Zealand and Pakistan.

14 Largest moons of: Mars; Jupiter; Saturn; Uranus; Neptune.

15 Tallest structures in the UK (all communications masts/towers).