Sentence:  The cases <WSD>involved</WSD> judges in the 33 d , 24 th , and 42 d precincts of the 31 st ward , the 21 st and 28 th precincts of the 29 th ward , the 18 th precinct of the 4 th ward , and the 9 th precinct of the 23 d ward . 
Meaning of the word marked with <WSD> tags:  connect closely and often incriminatingly