Compile a dataset from the "LGBT rights by country or territory" wikipedia page. https://en.wikipedia.org/wiki/LGBT_rights_by_country_or_territory

makelgbtlst.js

var dataset = [];

/**
 * Get an overall yes or no value for the cell. A no trumps a yes.
 */
function imgVal(cell){
    var val;
    $('img',cell).each(function(){
        var alt = $(this).attr('alt');
        if(alt === 'No'){
            val = 'no';
        } else if(alt === 'Yes' && !val) {
            val = 'yes';
        }
    });
    return val || 'unknown';
}
$('th:contains("LGBT rights in")').closest('table').each(function(){
    $('tr:not([bgcolor])',this).each(function(i,row){
        var country = $.trim($('td:eq(0)',row).text().match(/([^(]+)/)[0]);
        var legal = imgVal($('td:eq(1)',row));
        var marriage = (function(){
            if(imgVal($('td:eq(3)',row)) === 'yes'){ return 'yes' }
            if(imgVal($('td:eq(2)',row)) === 'yes'){ return 'recognised' }
            return 'no';
        })();
        dataset.push({country:country,legal:legal,marriage:marriage});
    });
});
console.log(JSON.stringify(dataset));