-- make table, grouping all data for the same item

-- input is 2 columns (item, data)

local A

while 1 do

local l=io.read()

if l==nil then break end

local _,_,a,b=string.find(l,'"?([_%w]+)"?%s*(.*)$')

if a~=A then A=a io.write("\n",a,":") end

io.write(" ",b)

end

io.write("\n")