# stephen is 1
a
stephen mcquay
panda steaks

# vanessa is 2
a
vanessa mcquay
pringles

# stephen <-> vanessa
m
1
2

# no-op
m
1
2

# derek is 3
a
derek mcquay
panda steaks

# colleen is 4
a
colleen
panda steaks

# out of range
m
12

# derek <-> colleen
m
3
4

# stephen <-> derek
m
1
3

# stephen <-> colleen
m
1
4

d

# no-op
b
0
1

# stephen <-> Kevin Bacon
m
0
1

d

# not allowed:
c
0
Bacon Bits

# Stephen's food is now Bacon Bits
c
1
Bacon Bits

d

# michael is 5
a
Michael
sushi

# bilbo is 6
a
Bilbo Baggins
Bacon Bits

# frodo is 7
a
Frodo Baggins
Bacon Bits

d


# stephen <-> michael
m
1
5

# stephen <-> bilbo
m
1
6

# stephen <-> frodo
m
1
7

d

# show stephen has a few friends who love bacon bits
s
1

c
1
bacon

# show Kevin Bacon's friends
s
0

# remove friendship: stephen <-> bilbo
b
0
6

# show kevin bacon's friends
s
0

# bacon number for stephen:
e
1

d

q