History languages using Geb and Wikipedia

historylangs.groovy

@Grapes([
    @Grab("org.gebish:geb-core:0.12.2"),
    @Grab("org.seleniumhq.selenium:selenium-firefox-driver:2.45.0"),
    @Grab("org.seleniumhq.selenium:selenium-support:2.45.0")
])
import geb.Browser

Browser.drive {
    go "https://en.wikipedia.org/wiki/Groovy_(programming_language)"
    
    def lang = $("caption", class: "summary").text()
    
    if (lang) {
        def links = $("th", text: "Influenced").parent().next().$("a").hasNot("span")
                
        if (links) {
            def influencers = links.collectEntries { [(it.text()):it.@href] }
            
            println "$lang=> $influencers"
        }
    }
}