0a rainbow appeared02br 00a rainbow became visible02br 00a rainbow formed0-
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01cite10Marius Hancu12cite10 11b103712b10 on 11b10"a rainbow showed"12b12br
12br
11b10012b10 on 11b10"a rainbow showed UP"12b12br
12br
11b1045512b10 on 11b10"a rainbow formed"12b1
01cite10New2grammar12cite10a rainbow 11i10showed up12i10 (What's a good verb here?) outside.12blockquote10 I'd have said 01i00appeared02i00 without 01i00outside02i00. I generally use 01i00show up02i00 only for people who arri