▁the ▁name ▁Hong wen , ▁and ▁so ▁it ▁is ▁regarded ▁with ▁susp icion ▁by ▁many ▁exper ts . ▁ ▁The ▁earliest ▁se al ▁to ▁be ▁accepted ▁as ▁authentic ▁is ▁a ▁large ▁imperial ▁se al ▁ins cribed ▁" S aga cious ▁Cont empl ation , ▁East ▁Wing " ▁( ), ▁which ▁refers ▁to ▁the ▁East ▁Wing ▁of ▁the ▁Palace ▁of ▁S aga cious ▁Cont empl ation , ▁which ▁was ▁an ▁imperial ▁palace ▁built ▁in ▁ 1 0 7 5 , ▁during ▁the ▁reign ▁of ▁Emperor ▁Sh enz ong ▁of ▁Song ▁( r . ▁ 1 0 6 7 – 1 0 8 5 ). ▁ ▁The ▁Palace ▁of ▁S aga cious ▁Cont empl ation ▁was ▁built ▁for ▁use ▁as ▁a ▁ven ue ▁for ▁state ▁events ▁and ▁ban qu ets , ▁not ▁for ▁exhib iting ▁works ▁of ▁art , ▁but ▁it ▁is ▁known ▁that ▁Emperor ▁Hu iz ong ▁hous ed ▁a ▁Tang ▁D ynast y ▁stone ▁eng ra ving ▁of ▁the ▁call ig raph ic ▁master pie ce , ▁the ▁Or ch id ▁Pav il ion ▁Pref ace ▁by ▁Wang ▁X iz hi ▁there , ▁and ▁it ▁is ▁possible ▁that ▁he ▁also ▁hous ed ▁Gu ▁Ka iz hi ' s ▁master pie ce ▁of ▁painting ▁with ▁it . ▁ ▁At ▁any ▁rate , ▁it ▁is ▁known ▁for ▁certain ▁that ▁the ▁painting ▁was ▁in ▁the ▁imperial ▁collection ▁during ▁the ▁reign ▁of ▁Emperor ▁Hu iz ong ▁as ▁the ▁Ad mon itions ▁Scroll ▁is ▁included ▁in ▁the ▁ 1 1 2 0 ▁catalog ue ▁of ▁Emperor ▁Hu iz