# CCC 2011 Junior 4: Boring Business
# written by C. Robart
# March 2011

# dictionary (or 2d arrays)
# relatively straight forward 2d movement

# create the original well plan
wellPlan = {}
for row in range(-1,-201,-1):
    for col in range (-200,201):
        wellPlan[(row,col)] = False        
wellPlan[(-1,0)] = True
wellPlan[(-2,0)] = True
wellPlan[(-3,0)] = True
wellPlan[(-3,1)] = True
wellPlan[(-3,2)] = True
wellPlan[(-3,3)] = True
wellPlan[(-4,3)] = True
wellPlan[(-5,3)] = True
wellPlan[(-5,4)] = True
wellPlan[(-5,5)] = True
wellPlan[(-4,5)] = True
wellPlan[(-3,5)] = True
wellPlan[(-3,6)] = True
wellPlan[(-3,7)] = True
wellPlan[(-4,7)] = True
wellPlan[(-5,7)] = True
wellPlan[(-6,7)] = True
wellPlan[(-7,7)] = True
wellPlan[(-7,6)] = True
wellPlan[(-7,5)] = True
wellPlan[(-7,4)] = True
wellPlan[(-7,3)] = True
wellPlan[(-7,2)] = True
wellPlan[(-7,1)] = True
wellPlan[(-7,0)] = True
wellPlan[(-7,-1)] = True
wellPlan[(-6,-1)] = True
wellPlan[(-5,-1)] = True

# read instructions
line = raw_input()
direction = line[0:1]
distance = eval(line[2:])

ok = True
row = -5
col = -1

# do the drilling!
while ok and direction != "q":
    dr = 0
    dc = 0
    if direction == "l":
        dc = -1       
    elif direction == "u":
        dr = 1
    elif direction == "r":
        dc = 1
    elif direction == "d":
        dr = -1

    while distance > 0:
        row = row + dr
        col = col + dc
        if wellPlan[(row,col)]:
            ok = False
        else:
            wellPlan[(row,col)] = True
        distance = distance - 1

    if ok:
        print col, row, "safe"
    else:
        print col, row, "DANGER"

    line = raw_input()
    direction = line[0:1]
    distance = eval(line[2:])