Normal normal _italic Simple link with underscore_.

Normal text Link with bold text.

Italicized link start [ and bolded link end ].

Bolded wrong reference [link].

Italicized image start ![ and bolded link end ].

Te_st image in li_nk ue_4.png.

Ig_no_re midword tags.

_This_is_not_em_text_

This_is_em_text