▁tri als ▁at ▁Dan zig ▁( where ▁she ▁was ▁first ▁detected ▁by ▁Room ▁ 4 0 , ▁which ▁followed ▁and ▁recorded ▁all ▁her ▁subsequent ▁movements ), ▁commanded ▁by ▁Kap it än le ut nant ▁( L ie utenant ) ▁B iel er . ▁She ▁joined ▁the ▁K iel ▁School ▁ 2 ▁November ▁ 1 9 1 7 , ▁leaving ▁for ▁the ▁North ▁Sea ▁about ▁the ▁end ▁of ▁December ▁ 1 9 1 7 , ▁being ▁attached ▁to ▁the ▁ 3 rd ▁Fl ot illa ▁at ▁Wilhelm sh aven . ▁All ▁her ▁combat ▁operations ▁took ▁place ▁in ▁ 1 9 1 8 . ▁▁ 1 st ▁Pat rol ▁U - 9 2 ▁depart ed ▁for ▁her ▁first ▁war ▁pat rol ▁ 1 ▁January , ▁via ▁Hel ig ol and ▁B ight ▁and ▁around ▁Scotland ▁into ▁the ▁northern ▁Bay ▁of ▁B isc ay , ▁recording ▁no ▁sink ings , ▁and ▁returning ▁to ▁Wilhelm sh aven ▁ 3 0 ▁January . ▁▁ 2 nd ▁Pat rol ▁Her ▁second ▁pat rol ▁began ▁ 2 4 ▁February , ▁and ▁she ▁was ▁assigned ▁to ▁a ▁station ▁south west ▁of ▁Ireland , ▁trans iting ▁the ▁K iel ▁Canal ▁and ▁the ▁Balt ic ▁Sea , ▁due ▁to ▁heavy ▁min ing ▁in ▁the ▁North ▁Sea . ▁Again , ▁she ▁scored ▁no ▁vict ories , ▁but ▁was ▁in ▁the ▁vic inity ▁of ▁The ▁S ka w , ▁at ▁the ▁time ▁the ▁commerce ▁ra ider ▁Wolf ▁str and ed ▁a ▁prize , ▁I got z ▁M endi , ▁for ▁two ▁days . ▁She ▁also