1) then, at that time
1a) temporal expressions
1a1) then (past)
1a2) then, if...then (future)
1a3) earlier
1b) logical expressions
1b1) in that case
1b2) that (being so)
then
1) then, at that time
1a) temporal expressions
1a1) then (past)
1a2) then, if...then (future)
1a3) earlier
1b) logical expressions
1b1) in that case
1b2) that (being so)