parseInts() = parse.(Int64, readline()::String |> split)::Vector{Int64}
parseInt() = parse(Int64, readline()::String)::Int64

function eq(a, b)
    # 1=true, 2=false
    return (a == b ? 1 : 2)
end

function main()
    n = parseInt()
    p = fill(0, n)
    for i = 1:n
        p[i] = (readline() == "Yes" ? 1 : 2)
    end
    # qの2個目の添字は 1=true, 2=false
    q = fill(0, n, 2)
    q[1, 1] = 1
    q[1, 2] = 2
    for i = 1:n-1
        q[i+1, 1] = q[i, eq(p[i], 1)]
        q[i+1, 2] = q[i, eq(p[i], 2)]
    end
    for i = 1:n
        (q[i, p[i]] == 1 ? "Yes" : "No") |> println
    end
end

main()