Guards may be watched.Logical formLearned from15 sentences. Criminal charges can be against some guards.Logical formLearned from15 sentences. (Security guards) can be on board.Logical formLearned from15 sentences. (Guard troops) may open fire on tens of thousands of demonstrators.Logical formLearned from15 sentences. A (security guard) may call police.Logical formLearned from15 sentences. Warnings can be from (border guards).Logical formLearned from15 sentences. A guard can be at a fortress.Logical formLearned from15 sentences. A male may serve as a (death camp guard).Logical formLearned from15 sentences. Bodies of some (border guards) may be found.Logical formLearned from15 sentences. Guards may report gunfires.Logical formLearned from15 sentences. Guards can be at entrances.Logical formLearned from15 sentences. Members may pertain-to a (color guard).Logical formLearned from15 sentences. Guards can be in place.Logical formLearned from15 sentences. Guards can be at a border.Logical formLearned from15 sentences. A male may play a (prison guard).Logical formLearned from15 sentences.