Frag teaches warriorskills in the Warrior Guild in Blue Mountains.

Frag the dwarven warrior-master stands here drilling recruits.
>examine Frag
This leather-clad dwarf is strong and quick. As he spars
with his students you can see his swordplay is superb.

Skill list

Skill	Sessions	Difficulty
bash	28	Hard
cleaving weapons	29	Normal
concussion weapons	29	Normal
endurance	58	Very hard
kick	9	Normal
parry	29	Normal
rescue	10	Easy
slashing weapons	24	Normal
stabbing weapons	15	Normal
two-handed weapons	24	Normal