Question: Beat the Boots II is a box set by Frank Zappa, the set contains material from between 1968 and 1978, including "Swiss Cheese/Fire!", it documents a famous 1971 concert at a casino in Montreux where the venue burned down, inspiring the lyrics of which song by the English rock band Deep Purple? 

Context paragraphs:
Live in Montreux 69: Live in Montreux 69 is a live album by English rock band Deep Purple, recorded 4 October 1969 in Montreux, released in 2006.  It was recorded in the Montreux Casino that burned down two years later.

The Deep Purple Singles A's and B's: The Deep Purple Singles A's & B's is a compilation album of singles released by the British hard rock band Deep Purple.  It was released on vinyl in October 1978.  An updated version of the album was issued on CD in 1993 and contains the complete collection of Deep Purple's UK singles, recorded and released from 1968 to 1976 by the Mk I, II, III and IV line-ups of Deep Purple.

Beat the Boots II: Beat the Boots II is a box set by Frank Zappa.  It compiles bootleg recordings which were previously available illegally, and was released through Rhino Entertainment in 1992 as part of Zappa's campaign to dissuade his fans from buying illegal recordings of his concerts.  The set contains material from between 1968 and 1978, including "Swiss Cheese/Fire! " which documents a famous 1971 concert at a casino in Montreux where the venue burned down, inspiring the lyrics of Deep Purple's "Smoke on the Water".

Live at Montreux 2011: Live at Montreux 2011 is a live release by English hard rock band Deep Purple's mk VIII lineup credited as Deep Purple with Orchestra, and performed alongside the Neue Philharmonie Frankfurt conducted by Stephen Bentley-Klein.  This concert was recorded at the Montreux Jazz Festival on 16 July 2011.  Besides a 2CD release, the concert film has also been released on DVD and Blu-ray.  All formats were released on 7 November 2011 by German label Eagle Rock Entertainment.  In 2015 a vinyl collector's edition of the album was released for a Record Store Day.

The Best of Deep Purple: Live in Europe: The Best of Deep Purple: Live in Europe is a 2003 album by English rock band Deep Purple.  It contains several re-released and unreleased live Deep Purple songs from the Mark II, III and VII lineups.

Montreux Casino: Montreux Casino (Casino Barrière de Montreux) is a casino located in Montreux, Switzerland, on the shoreline of Lake Geneva.  It has served as the venue for the Montreux Jazz Festival and was rebuilt following a 1971 fire memorialized in the Deep Purple song "Smoke on the Water".  It is a property of Groupe Lucien Barrière.

Smoke on the Water: "Smoke on the Water" is a song by the English rock band Deep Purple.  It was first released on their 1972 album "Machine Head".  In 2004, the song was ranked number 434 on "Rolling Stone" magazine's list of the 500 greatest songs of all time, ranked number 4 in "Total Guitar" magazine's Greatest Guitar Riffs Ever, and in March 2005, "Q" magazine placed "Smoke on the Water" at number 12 in its list of the 100 greatest guitar tracks.

Live at Montreux 2006: Live at Montreux 2006: They All Came Down to Montreux is the first live release by English hard rock band Deep Purple's mk VIII lineup.  This concert was recorded in Montreux, during 2006 Rapture of the Deep tour.  Besides a DVD release, the concert film has also been released on HD DVD and Blu-ray.

Shades 1968–1998: Shades 1968–1998 is a 4 CD-Box-Set by the British hard rock band Deep Purple.  It was released on 16 March 1999.  It spans their career from 1968 to 1998.  This box set contains rare edits and singles which are remastered along with album versions of their biggest hits.

The Soundboard Series: The Soundboard Series is a live box set recorded and released by the band Deep Purple in 2001.  The set contains six double CDs featuring recordings from six different concerts.  Two of the concerts feature the band's seldom performed Concerto for Group and Orchestra, with Ian Gillan singing Pictured Within.

Supporting paragraphs: Beat the Boots II Smoke on the Water
Answer: Smoke on the Water