Analyzer
Sentence analysis
7Spans
Sentence
Span Details
集合
meeting up; gathering; assembly; setnoun, suru verb
郵便受け
mailbox; letter box; mail slotnoun
は
topic markergrammar
1階
first floor; ground floor; one floor; one storey; one rank-> 一階noun
に
direction, time, indirect object, or target markergrammar
あり
be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done-> 有るgodan verb, auxiliary
ます。
polite non-pastgrammar