CPL @1097 (87.5%) on 19-jan-2018 [ "arg1 Obama became arg2" "arg1 Obama as arg2" "arg1 Obama became the first arg2" ] using (barack, democratic_contender)
CPL @1094 (93.8%) on 01-jan-2018 [ "arg1 Obama became arg2" "arg1 Obama as arg2" "arg1 Obama became the first arg2" "arg1 Obama is arg2" ] using (barack, democratic_contender)