▁IB SA ▁World ▁J udo ▁Championships ▁or ▁Summer ▁Par al ym p ics ▁are ▁cont ested . ▁ ▁Championships ▁▁▁ ▁http :// www . ib s as port . org / s ports / j udo / results / ▁ ▁https :// www . j udo inside . com / event / ▁ ▁Classification ▁B 1 ▁- ▁Athlet es ▁who ▁are ▁leg ally ▁blind . ▁B 2 ▁- ▁Athlet es ▁who ▁are ▁vis ually ▁imp a ired . ▁B 3 ▁- ▁Athlet es ▁who ▁have ▁partial ▁vision . ▁ ▁See ▁also ▁J udo ▁at ▁the ▁Summer ▁Par al ym p ics ▁IB SA ▁World ▁J udo ▁Championships ▁Simon ▁Jackson ▁( jud oka ) ▁ ▁References ▁▁▁ ▁Category : J udo ▁compet itions ▁Category : Dis abled ▁sports ▁compet itions ▁Category : J udo ▁in ▁Europe <0x0A> </s> ▁No . ▁ 1 2 ▁Squadron ▁was ▁a ▁Royal ▁Australian ▁Air ▁Force ▁( RA AF ) ▁general ▁purpose , ▁bom ber ▁and ▁transport ▁squad ron . ▁The ▁squad ron ▁was ▁formed ▁in ▁ 1 9 3 9 ▁and ▁saw ▁combat ▁in ▁the ▁South ▁West ▁Pacific ▁theatre ▁of ▁World ▁War ▁II . ▁From ▁ 1 9 4 1 ▁to ▁ 1 9 4 3 , ▁it ▁mainly ▁conducted ▁mar itime ▁pat rol s ▁off ▁northern ▁Australia . ▁The ▁squad ron ▁was ▁based ▁at ▁Mer au ke ▁in ▁western ▁New ▁Guinea ▁from ▁November ▁ 1 9 4 3 ▁to ▁July ▁ 1 9 4 4 , ▁when ▁it ▁was ▁with dra wn ▁from ▁operations . ▁After ▁being ▁re