To write the Phrasebook element (Pb) in the index.

§1.

void PhrasebookElement::render?Usage of PhrasebookElement::render:
Index File Services - §11(OUTPUT_STREAM) {
    inter_tree *I = Index::get_tree();
    inter_package *pack = Inter::Packages::by_url(I, I"/main/completion/phrases");
    inter_symbol *wanted = PackageTypes::get(I, I"_phrasebook_super_heading");
    inter_tree_node *D = Inter::Packages::definition(pack);
    for (int pass = 1; pass <= 2; pass++) {
        int grand_c = 0;
        LOOP_THROUGH_INTER_CHILDREN(C, D) {
            if (C->W.data[ID_IFLD] == PACKAGE_IST) {
                inter_package *entry = Inter::Package::defined_by_frame(C);
                if (Inter::Packages::type(entry) == wanted) {
                    if (pass == 2) HTML_TAG("hr");
                    HTML_OPEN_WITH("p", "class=\"in1\"");
                    WRITE("<b>%S</b>", Metadata::read_textual(entry, I"^text"));
                    HTML_CLOSE("p");
                    int c = 0;
                    inter_symbol *wanted_b = PackageTypes::get(I, I"_phrasebook_heading");
                    LOOP_THROUGH_INTER_CHILDREN(B, C) {
                        if (C->W.data[ID_IFLD] == PACKAGE_IST) {
                            inter_package *entry_b = Inter::Package::defined_by_frame(B);
                            if (Inter::Packages::type(entry_b) == wanted_b) {
                                c++; grand_c++;
                                if ((pass == 1) && (c > 1)) WRITE(", ");
                                if (pass == 2) {
                                    Index::anchor_numbered(OUT, grand_c);
                                    HTML_OPEN_WITH("p", "class=\"in2\"");
                                    WRITE("<b>");
                                }
                                WRITE("%S", Metadata::read_textual(entry_b, I"^text"));
                                if (pass == 1) Index::below_link_numbered(OUT, grand_c);
                                if (pass == 2) {
                                    WRITE("</b>");
                                    HTML_CLOSE("p");
                                }
                                if (pass == 2) {
                                    inter_symbol *wanted_c = PackageTypes::get(I, I"_phrasebook_entry");
                                    LOOP_THROUGH_INTER_CHILDREN(A, B) {
                                        if (C->W.data[ID_IFLD] == PACKAGE_IST) {
                                            inter_package *entry_c = Inter::Package::defined_by_frame(A);
                                            if (Inter::Packages::type(entry_c) == wanted_c) {
                                                WRITE("%S", Metadata::read_textual(entry_c, I"^text"));
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
}