This is doing my head in. I can ONLY find 5 across thematic clues 13 (OUTRAGE),21 (EUMIS), 29(TESER), 37 (ROLA), 39 (?), of these 21 & 29 make no sense as words to be removed are not in the hexachord provided by 4d -MIS and ER. As for GREIG this seems to me to be a straightforward clue about old England captain TONY GREIG. I'm about to put the whole lot in the bin. Unless someone can help with sixth thematic clue - and as for the seventh ......