Table:
text: 1990 ATP Championship Series, Single Week
Singles
Singles
Tournament Surface Week Winner_and_score Finalist Semifinalists
Toronto Hard July 23 Michael Chang (7) * 4–6, 6–3, 7–6 Jay Berger (4) Pete Sampras (5) Jakob Hlasek
Cincinnati Hard August 6 Stefan Edberg (1) 6–1, 6–1 Brad Gilbert (4) Andrés Gómez (3) Scott Davis
Stockholm Carpet (i) October 22 Boris Becker (2) 6–4, 6–0, 6–3 Stefan Edberg (1) Alexander Volkov Pete Sampras (4)
Paris Carpet (i) October 29 Stefan Edberg (1) 3–3 Ret. Boris Becker (2) Sergi Bruguera Jonas Svensson (14)

Question: Who are the semi-finalists of the 1990 ATP Championship Series, Single Week if the tournament is held in Cincinnati?

Question: Who is the finalist for the week of August 6, 1990 ATP Championship Series, Single Week?