There was a time, around debut album ‘Parachutes’, that you could score a good 90 per cent on any Coldplay lyric quiz simply by answering “it was all yellow” to every question. Since then Chris Martin has expanded his lyrical palate, mingling moving emotion and exotic sci-fi imagery with hefty dollops of mawkish sentimentality that’d make Richard Curtis vomit. But can you sort the Martin masterpieces from the guff we’ve made up? Best of luck…