主席 しゅせきだったら
shusekidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 主席

1. If [he/she/they] were the chair; If [he/she/they] were chairperson; When [he/she/they] were the chair; When [he/she/they] were chairperson

Tara Conditional