Click a green flag. The chords are played, in hopefully, the correct order and rhythm. SPACE lets you control the rhythm manually.
"Fjäril'n vingad syns på Haga" ("The butterfly winged is seen in Haga") is one of the most popular of Carl Michael Bellman's collection of songs called Fredmans sånger, published in 1791, where it is No. 64. Many Swedes know the song by heart. https://en.wikipedia.org/wiki/Fj%C3%A4riln_vingad_syns_p%C3%A5_Haga https://youtu.be/jc69urKmaqQ https://en.wikipedia.org/wiki/List_of_chords https://www.8notes.com/piano_chord_chart/f_a-bass.asp
