Roleset id: stumble.01 , to miss a step while walking, to make an error, Source: , vncls: , framnet: stumble.01: STUMBLE-V NOTES: Frames file for 'stumble' based on survey of sentences in the WSJ corpus. (from stumble.01-v predicate notes)
Arg0-PPT: agent, entity stumbling (vnrole: 51.3.2-Theme)
Arg1-LOC: stumble over (vnrole: 51.3.2-Location)
person: ns,  tense: present,  aspect: ns,  voice: active,  form: full
The Japanese have watched the Europeans and Canadians stumble in the U.S. market , and they fret that business practices that [*T*-1] have won them huge profits at home wo n't translate into success in the U.S. .
Arg0: the Europeans and Canadians
ArgM-LOC: in the U.S. market
person: ns,  tense: present,  aspect: progressive,  voice: active,  form: gerund
What [*T*-1] 's more , the losses they and the others caused [*T*-3] `` are just what we are stumbling over [*T*-2] , '' says  [*T*-5] Mr. Stapf , [*-4] adding that the majority of misdeeds probably go [*-6] undetected .
Arg1: over [*T*-2]
ArgM-RCL: what -> the losses  they and the others caused [*T*-3]