Trigger word is evsm.
Use these tags for the pioneer outfit: pnr shirt, pnr skirt, pnr belt.
This is an experimental version that took me quite a few tries so tips and posts are welcome.
Trained on a bunch of ingame sprites from the original game and 'Samantha' mod.
Character list:
Slavya: slsl, blue eyes, blonde hair, braids, long hair, twintails, tan
Lena: lnun, green eyes, purple hair, twintails
Alisa: aldv, orange eyes, orange hair, twintails, hairpin // you might want to use 'red eyes' with orange eyes for better results
Miku: mkmi, aqua eyes, aqua hair, long hair, twintails
Ulyana: svus, blue eyes, red hair, low twintails, long hair, tan
Zhenya: zhmz, yellow eyes, dark blue hair, short hair, ahoge, glasses
Uvao: uluv, yellow eyes, brown hair, long hair, cat ears, side braid
Olga: olmt, green eyes, brown hair, long hair
Viola: vics, heterochromia, red eyes, blue eye, black hair, ponytail // you might want to use 'lips' for better results. Use 'white lab coat' for her usual outfit
Sova: sova, orange eyes, multicolored hair, brown hair, yellow hair, sidetail hair // you might want to use 'yellow eyes' for better results.
Samantha: smst, blue eyes, blue hair, earrings
Enjoy!