user3149: Could you put the move orders as well as briefly explain the idea of the defenses? 

user-1: The mainlines and key ideas are highlighted in wikipedia. The article covers:
Morphy Defence: 3...a6

Exchange Variation: 4.Bxc6
Norwegian Defence: 4.Ba4 b5 5.Bb3 Na5
Variations combining 3...a6 and ...Bc5
Steinitz Defence Deferred: 4.Ba4 d6
Schliemann Defence Deferred: 4.Ba4 f5
Arkhangelsk Defence: 4.Ba4 Nf6 5.0-0 b5 6.Bb3 Bb7
Mackenzie Variation 4. Ba4 Nf6 5.d4
Russian Defence: 4.Ba4 Nf6 5.0-0 d6
Open Defence: 4.Ba4 Nf6 5.0-0 Nxe4

Closed Defence 4.Ba4 Nf6 5.0-0 Be7

Delayed Exchange Variation Deferred: 6.Bxc6
Centre Attack: 6.d4
Worrall Attack: 6.Qe2
Averbakh Variation: 6.Re1 d6
Trajković Variation: 6.Re1 b5 7.Bb3 Bb7
Marshall Attack: 7...0-0 8.c3 d5

Main line: 4.Ba4 Nf6 5.0-0 Be7 6.Re1 b5 7.Bb3 d6 8.c3 0-0

Pilnik Variation: 9.d3
Yates Variation and Bogoljubow Variation: 9.d4
Chigorin Variation: 9.h3 Na5
Breyer Variation: 9.h3 Nb8
Zaitsev Variation: 9.h3 Bb7
Karpov Variation: 9.h3 Nd7
Kholmov Variation: 9.h3 Be6
Smyslov Variation: 9.h3 h6
Smyslov Variation: 9.h3 Qd7

Black defences other than 3...a6

Cozio Defence: 3...Nge7
Smyslov Defence: 3...g6
Bird's Defence: 3...Nd4
Steinitz Defence: 3...d6
Schliemann Defence: 3...f5
Classical Defence: 3...Bc5
Berlin Defence: 3...Nf6


3149: <p>Could you put the move orders as well as briefly explain the idea of the defenses? </p>
 -1: <p>The mainlines and key ideas are highlighted in <a href="https://en.wikipedia.org/wiki/Ruy_Lopez">wikipedia</a>. The article covers:</p>

<h2>Morphy Defence: 3...a6</h2>

<ul>
<li>Exchange Variation: 4.Bxc6</li>
<li>Norwegian Defence: 4.Ba4 b5 5.Bb3 Na5</li>
<li>Variations combining 3...a6 and ...Bc5</li>
<li>Steinitz Defence Deferred: 4.Ba4 d6</li>
<li>Schliemann Defence Deferred: 4.Ba4 f5</li>
<li>Arkhangelsk Defence: 4.Ba4 Nf6 5.0-0 b5 6.Bb3 Bb7</li>
<li>Mackenzie Variation 4. Ba4 Nf6 5.d4</li>
<li>Russian Defence: 4.Ba4 Nf6 5.0-0 d6</li>
<li>Open Defence: 4.Ba4 Nf6 5.0-0 Nxe4</li>
</ul>

<h2>Closed Defence 4.Ba4 Nf6 5.0-0 Be7</h2>

<ul>
<li>Delayed Exchange Variation Deferred: 6.Bxc6</li>
<li>Centre Attack: 6.d4</li>
<li>Worrall Attack: 6.Qe2</li>
<li>Averbakh Variation: 6.Re1 d6</li>
<li>Trajković Variation: 6.Re1 b5 7.Bb3 Bb7</li>
<li>Marshall Attack: 7...0-0 8.c3 d5</li>
</ul>

<h2>Main line: 4.Ba4 Nf6 5.0-0 Be7 6.Re1 b5 7.Bb3 d6 8.c3 0-0</h2>

<ul>
<li>Pilnik Variation: 9.d3</li>
<li>Yates Variation and Bogoljubow Variation: 9.d4</li>
<li>Chigorin Variation: 9.h3 Na5</li>
<li>Breyer Variation: 9.h3 Nb8</li>
<li>Zaitsev Variation: 9.h3 Bb7</li>
<li>Karpov Variation: 9.h3 Nd7</li>
<li>Kholmov Variation: 9.h3 Be6</li>
<li>Smyslov Variation: 9.h3 h6</li>
<li>Smyslov Variation: 9.h3 Qd7</li>
</ul>

<h2>Black defences other than 3...a6</h2>

<ul>
<li>Cozio Defence: 3...Nge7</li>
<li>Smyslov Defence: 3...g6</li>
<li>Bird's Defence: 3...Nd4</li>
<li>Steinitz Defence: 3...d6</li>
<li>Schliemann Defence: 3...f5</li>
<li>Classical Defence: 3...Bc5</li>
<li>Berlin Defence: 3...Nf6</li>
</ul>
