Table: concachampions_1993
Columns: team_1
agg
team_2
1st_leg
2nd_leg

Question: What is the 2nd leg of the Comunicaciones team?
SQL: SELECT "2nd_leg" FROM concachampions_1993 WHERE "team_1" = 'comunicaciones'

Question: What is the 1st leg where Team 1 is C.D. Plaza Amador?
SQL: SELECT "1st_leg" FROM concachampions_1993 WHERE "team_1" = 'c.d. plaza amador'

Question: What is the 1st leg where Team 1 is C.D. Plaza Amador?
SQL: SELECT "1st_leg" FROM concachampions_1993 WHERE "team_1" = 'c.d. plaza amador'