Table:
text: List of compositions by Tomaso Albinoni
Vocal music
Operas
Title Genre Sub_divisions Libretto Première_date Place_theatre Notes_
Griselda dramma per musica 3 acts Apostolo Zeno 1703, carnival Florence, Cocomero music lost, except three arias
Aminta dramma regio pastorale 3 acts Apostolo Zeno 1703, autumn Florence, Cocomero music lost
Il più fedel tra i vassalli dramma per musica 3 acts Francesco Silvani 1705, autumn Genoa, Falcone music lost
La prosperità di Elio Sejano dramma per musica 3 acts Nicolò Minato 1707, carnival Genoa, Falcone music lost
La fede tra gl’inganni dramma per musica 3 acts Francesco Silvani 1707, Carnival Venice, Teatro Sant`Angelo music lost
La fortezza al cimento melodramma 2 acts Francesco Silvani 1707 Piacenza, Ducale music lost

text: List of compositions by Tomaso Albinoni
Vocal music
Operas
Title Genre Sub_divisions Libretto Première_date Place_theatre Notes_
Astarto dramma per musica 3 acts Apostolo Zeno and Pietro Pariati 1708, autumn Venice, Teatro S Cassiano music lost, except some arias
Pimpinone intermezzo 3 intermezzos Pietro Pariati 1708, autumn Venice, Teatro S Cassiano 
Engelberta dramma per musica 3 acts Apostolo Zeno and Pietro Pariati 1709, carnival Venice, Teatro S Cassiano 4th and 5th acts by Francesco Gasparini
Il tradimento tradito dramma per musica 3 acts Francesco Silvani 1708, carnival Venice, Teatro Sant`Angelo music lost
Ciro dramma per musica 3 acts Pietro Pariati 1710, carnival Venice, Teatro S Cassiano music lost
Il tiranno eroe dramma per musica 3 acts Vincenzo Cassani 1711, carnival Venice, Teatro S Cassiano

Question: Among Tomaso Albinoni's compositions, which opera has the most acts, la fortezza al cimento or astarto?