Analyzer
Sentence analysis
9Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
数学
mathematicsnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
基礎
foundation; basis; fundamentalsnoun, no-adjective
が
subject markergrammar
しっかり
tightly; firmly; securely; strongly; solidly; sturdily; properly; thoroughly; fully; reliably; dependably; shrewdly-> 確りadverb
し
light/support verb with a noun or noun-like phrase-> するgrammar
ている。
ongoing or resultant stategrammar