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river line
river line obstacle
gun reach
within range (reach)
broad reach
beam reach
reach the objective
sight reach
out of reach
reach ahead
within reach
reach
deployment line; line of deployment (LD); line of departure
cut across a river
leap a river
river crossing
bridge the river
left-bank tributary (of the river)
right-bank tributary (of the river)
vault a river
jump a river
river mouth
combined-arms river crossing training
span a river
river current
traverse a river
crash a river on the run
crashing a river on the run
feint river crossing
observer-target line (OT line)
scheme trail line (tag line)
armistice demarcation line