. . "0"^^ . . . . . "102419477"@en-us . . "0"^^ . . "a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces"@en-us . . . "chalk"@en-us . . "103003091"^^ . . . . . . . . . "102895560"@en-us . . . . . . . "chalk"^^ . . "a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces"@en-us . . . . "03003091-n"^^ . . . .