partial default alphanumeric_keys
xkb_symbols "typo-birman-ru" {
    name[Group1]= "Russian (Typographic by Ilya Birman)";

    // 1st keyboard row
    key <TLDE> { [       Cyrillic_io,       Cyrillic_IO,              NoSymbol,             dead_grave ] }; // "~"
    key <AE01> { [                 1,            exclam,           onesuperior,             exclamdown ] }; // "1""
    key <AE02> { [                 2,          quotedbl,           twosuperior,                onehalf ] }; // "2"
    key <AE03> { [                 3,        numerosign,         threesuperior,               onethird ] }; // "3"
    key <AE04> { [                 4,         semicolon,                dollar,             onequarter ] }; // "4"
    key <AE05> { [                 5,           percent,                 U2030,               NoSymbol ] }; // "5" // U+2030 PER MILLE SIGN (‰)
    key <AE06> { [                 6,             colon,               uparrow,        dead_circumflex ] }; // "6"
    key <AE07> { [                 7,          question,             ampersand,           questiondown ] }; // "7" // +&
    key <AE08> { [                 8,          asterisk,              infinity,              oneeighth ] }; // "8" // +S⅛
    key <AE09> { [                 9,         parenleft,             leftarrow,               NoSymbol ] }; // "9"
    key <AE10> { [                 0,        parenright,            rightarrow,               NoSymbol ] }; // "0"
    key <AE11> { [             minus,        underscore,                emdash,                 endash ] }; // "-"
    key <AE12> { [             equal,              plus,              notequal,              plusminus ] }; // "="

    // 2nd keyboard row
    key <AD01> { [   Cyrillic_shorti,   Cyrillic_SHORTI,              NoSymbol,             dead_breve  ] }; // "q"
    key <AD02> { [      Cyrillic_tse,      Cyrillic_TSE,              NoSymbol,               NoSymbol  ] }; // "w"
    key <AD03> { [        Cyrillic_u,        Cyrillic_U,              EuroSign,               NoSymbol  ] }; // "e"
    key <AD04> { [       Cyrillic_ka,       Cyrillic_KA,            registered,         dead_abovering  ] }; // "r"
    key <AD05> { [       Cyrillic_ie,       Cyrillic_IE,             trademark,               NoSymbol  ] }; // "t"
    key <AD06> { [       Cyrillic_en,       Cyrillic_EN,                 U0463,                  U0462  ] }; // "y" // U+0463 CYRILLIC SMALL LETTER YAT // U+0462 CYRILLIC CAPITAL LETTER YAT
    key <AD07> { [      Cyrillic_ghe,      Cyrillic_GHE,                 U0475,                  U0474  ] }; // "u" // U+0475 CYRILLIC SMALL LETTER IZHITSA // U+0474 CYRILLIC CAPITAL LETTER IZHITSA
    key <AD08> { [      Cyrillic_sha,      Cyrillic_SHA,           Ukrainian_i,            Ukrainian_I  ] }; // "i"
    key <AD09> { [    Cyrillic_shcha,    Cyrillic_SHCHA,                 U0473,                  U0472  ] }; // "o" // U+0473 CYRILLIC SMALL LETTER FITA // U+0472 CYRILLIC CAPITAL LETTER FITA
    key <AD10> { [       Cyrillic_ze,       Cyrillic_ZE,                 acute,            doubleacute  ] }; // "p"
    key <AD11> { [       Cyrillic_ha,       Cyrillic_HA,           bracketleft,              braceleft  ] }; // "["
    key <AD12> { [ Cyrillic_hardsign, Cyrillic_HARDSIGN,          bracketright,             braceright  ] }; // "]"

    // 3rd keyboard row
    key <AC01> { [       Cyrillic_ef,       Cyrillic_EF,                 U2248,                 U2318  ] }; // "a" // U+2248 ALMOST EQUAL TO // U+2318 PLACE OF INTEREST SIGN
    key <AC02> { [     Cyrillic_yeru,     Cyrillic_YERU,               section,              NoSymbol  ] }; // "s"
    key <AC03> { [       Cyrillic_ve,       Cyrillic_VE,                degree,                 U2300  ] }; // "d" // U+2300 DIAMETER SIGN
    key <AC04> { [        Cyrillic_a,        Cyrillic_A,              sterling,              NoSymbol  ] }; // "f"
    key <AC05> { [       Cyrillic_pe,       Cyrillic_PE,                 U20B4,              NoSymbol  ] }; // "g" // +₴ // U+20b4 UKRAINIAN HRIVNYA
    key <AC06> { [       Cyrillic_er,       Cyrillic_ER,                 U20BD,              NoSymbol  ] }; // "h" // U+20BD RUSSIAN RUBLE
    key <AC07> { [        Cyrillic_o,        Cyrillic_O,    doublelowquotemark,    singlelowquotemark  ] }; // "j" // +S‚
    key <AC08> { [       Cyrillic_el,       Cyrillic_EL,   leftdoublequotemark,   leftsinglequotemark  ] }; // "k"
    key <AC09> { [       Cyrillic_de,       Cyrillic_DE,  rightdoublequotemark,  rightsinglequotemark  ] }; // "l"
    key <AC10> { [      Cyrillic_zhe,      Cyrillic_ZHE,   leftsinglequotemark,        dead_diaeresis  ] }; // ";"
    key <AC11> { [        Cyrillic_e,        Cyrillic_E,  rightsinglequotemark,              NoSymbol  ] }; // "'"
    key <LSGT> { [             slash,         backslash,              NoSymbol,              NoSymbol  ] }; // "\"

    // 4th keyboard row
    key <BKSL> { [             slash,         backslash,              NoSymbol,              NoSymbol  ] };
    key <AB01> { [       Cyrillic_ya,       Cyrillic_YA,              NoSymbol,          dead_cedilla  ] }; // "z"
    key <AB02> { [      Cyrillic_che,      Cyrillic_CHE,              multiply,                 U22C5  ] }; // "x" // U+22C5 DOT OPERATOR (·)
    key <AB03> { [       Cyrillic_es,       Cyrillic_ES,             copyright,                  cent  ] }; // "c"
    key <AB04> { [       Cyrillic_em,       Cyrillic_EM,             downarrow,            dead_caron  ] }; // "v"
    key <AB05> { [        Cyrillic_i,        Cyrillic_I,                 U03B2,                 U03B1  ] }; // "b" // +β +Sα // U+03B2 GREEK SMALL LETTER BETA // U+03B1 GREEK SMALL LETTER ALPHA
    key <AB06> { [       Cyrillic_te,       Cyrillic_TE,              NoSymbol,            dead_tilde  ] }; // "n"
    key <AB07> { [ Cyrillic_softsign, Cyrillic_SOFTSIGN,                 U2212,    enfilledcircbullet  ] }; // "m" // U+2212 MINUS SIGN (−)
    key <AB08> { [       Cyrillic_be,       Cyrillic_BE,         guillemotleft,                  less  ] }; // "," // +S<
    key <AB09> { [       Cyrillic_yu,       Cyrillic_YU,        guillemotright,               greater  ] }; // "." // +S>
    key <AB10> { [            period,             comma,              division,            dead_acute  ] }; // "/" // +÷

    // 5th keyboard row
    key <SPCE> { [             space,             space,          nobreakspace,          nobreakspace  ] }; // " "

    // Adds comma on keypad DELETE key
    include "kpdl(comma)"
};