Two girls crouch in front of a garden of small shrubbery .
It is probable that two girls on a field trip are leaning over in front of a garden of a small shrubbery .
It is unlikely that two girls on a field trip are leaning over in front of a garden of a small shrubbery .
It is probable that two girls on a field trip are leaning over in front of a garden of a small shrubbery .
Two girls on a field trip are leaning over in front of a garden of a small shrubbery .