Table:
text: List of TVB series (2007)
Second line series
Second line series
Airing_date English_Title_Chinese_title Number_of_episodes Theme_song_T_Sub_theme_song_ST Genre Official_website
18 Dec 2006- 10 Feb 2007 The Conquest 爭霸 42 T: 爭霸 ( Aloys Chan ) ST: 真永遠 ( Aloys Chan ) Costume action Official website
12 Feb- 9 Mar Ten Brothers 十兄弟 20 T: 十指緊扣 ( Frankie Lam & Kenix Kwok ) Costume comedy Official website
12 Mar- 14 Apr War and Destiny 亂世佳人 30 T: 幸而 ( Myolie Wu ) Period drama Official website
16 Apr- 11 May A Change of Destiny 天機算 20 T: 天數 ( Steven Ma & Joel Chan ) Costume drama Official website

Question: Which title aired December 18, 2006 to February 10, 2007 among the second tier TVB series?

Question: Which genre aired February 12-March 9 among the second-line series of List of TVB series (2007)?