Question: Tell me the activity that fabrication method is  planning and which that starts with the letter m
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1914636 . ?sbj wdt:P2079 wd:Q309100 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'm')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25