diff --git a/Cargo.toml b/Cargo.toml
index 85c19fd..671297c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ default-run = "wordlec"
 default = ["game", "bench", "tui", "solve", "builtin_wlist", "serde"]
 builtin_wlist = ["dep:serde_json", "serde"]
 game = ["builtin_wlist"]
-solve = []
+solve = ["game"]
 tui = ["cli"]
 cli = ["dep:clap"]
 bench = []
@@ -45,4 +45,4 @@ required-features = ["tui", "game"]
 [[bin]]
 name = "wordlesolve"
 path = "src/bin/solve/simple.rs"
-required-features = ["game", "solve", "cli"]
+required-features = ["solve", "cli"]
diff --git a/src/bin/game/cli.rs b/src/bin/game/cli.rs
index 17e99bd..2ef14b6 100644
--- a/src/bin/game/cli.rs
+++ b/src/bin/game/cli.rs
@@ -39,11 +39,10 @@ fn main() -> anyhow::Result<()> {
     debug!("dumping CLI: {:#?}", cli);
 
     let wl = BuiltinWList::default();
-    let builder = game::Game::builder()
+    let builder = game::Game::builder(&wl)
         .length(cli.length)
         .max_steps(cli.max_steps)
-        .precompute(cli.precompute)
-        .wordlist(wl);
+        .precompute(cli.precompute);
     let mut game = builder.build()?;
 
     debug!("{game:#?}");
diff --git a/src/bin/solve/simple.rs b/src/bin/solve/simple.rs
index ee80563..7b1c2aa 100644
--- a/src/bin/solve/simple.rs
+++ b/src/bin/solve/simple.rs
@@ -1,3 +1,78 @@
-fn main() {
-    unimplemented!();
+#![warn(clippy::all)]
+// #![warn(missing_docs)]
+#![warn(missing_debug_implementations)]
+use std::io::Write;
+
+use clap::Parser;
+use libpt::log::*;
+use wordle_analyzer::error::GameError;
+use wordle_analyzer::game::response::GuessResponse;
+
+use wordle_analyzer::game::Game;
+use wordle_analyzer::solve::{stupid, BuiltinSolvers, Solver};
+use wordle_analyzer::wlist::builtin::BuiltinWList;
+use wordle_analyzer::wlist::word::Word;
+use wordle_analyzer::{self, game};
+
+#[derive(Parser, Clone, Debug)]
+#[command(version, about, long_about, author)]
+struct Cli {
+    /// precompute all possibilities for better performance at runtime
+    #[arg(short, long)]
+    precompute: bool,
+    /// how long should the word be?
+    #[arg(short, long, default_value_t = wordle_analyzer::DEFAULT_WORD_LENGTH)]
+    length: usize,
+    /// how many times can we guess?
+    #[arg(short, long, default_value_t = wordle_analyzer::DEFAULT_MAX_STEPS)]
+    max_steps: usize,
+    /// more verbose logs
+    #[arg(short, long)]
+    verbose: bool,
+    /// which solver to use
+    #[arg(short, long, default_value_t = BuiltinSolvers::default())]
+    solver: BuiltinSolvers,
+}
+
+fn main() -> anyhow::Result<()> {
+    let cli = Cli::parse();
+    if cli.verbose {
+        Logger::build_mini(Some(Level::TRACE))?;
+    } else {
+        Logger::build_mini(Some(Level::INFO))?;
+    }
+    debug!("dumping CLI: {:#?}", cli);
+
+    let wl = BuiltinWList::default();
+    let builder = game::Game::builder(&wl)
+        .length(cli.length)
+        .max_steps(cli.max_steps)
+        .precompute(cli.precompute);
+    let solver = match cli.solver {
+        BuiltinSolvers::Naive => {
+            stupid::StupidSolver::build(&wl)?
+        },
+        _ => todo!()
+    };
+    let mut game = builder.build()?;
+
+    debug!("{game:#?}");
+
+    let mut response: GuessResponse;
+    let mut guess: Word;
+    loop {
+        response = solver.play(&mut game)?;
+        println!("{response}");
+
+        if response.finished() {
+            break;
+        }
+    }
+    if response.won() {
+        println!("You win! You took {} guesses.", game.step() - 1);
+    } else {
+        println!("You lose! The solution was {:?}.", game.solution());
+    }
+
+    Ok(())
 }
diff --git a/src/error.rs b/src/error.rs
index 74c92f6..8b1b880 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -15,6 +15,9 @@ pub enum Error {
         #[from]
         source: anyhow::Error,
     },
+    // for `FromStr` of `BuiltinSolver`
+    #[error("Unknown builtin solver")]
+    UnknownBuiltinSolver
 }
 
 #[derive(Debug, Clone, Error)]
diff --git a/src/game/mod.rs b/src/game/mod.rs
index 70ee679..f81e9da 100644
--- a/src/game/mod.rs
+++ b/src/game/mod.rs
@@ -7,6 +7,8 @@ use libpt::log::debug;
 pub mod response;
 use response::GuessResponse;
 
+pub mod summary;
+
 use self::response::Status;
 
 #[derive(Debug, Clone, PartialEq)]
@@ -26,8 +28,8 @@ where
 
 impl<'wl, WL: WordList> Game<'wl, WL> {
     /// get a new [`GameBuilder`]
-    pub fn builder() -> GameBuilder<WL> {
-        GameBuilder::default()
+    pub fn builder(wl: &'wl WL) -> GameBuilder<'wl, WL> {
+        GameBuilder::new(wl)
     }
     /// Create a [Game] of wordle
     ///
@@ -97,7 +99,7 @@ impl<'wl, WL: WordList> Game<'wl, WL> {
             evaluation.push((c, status));
         }
 
-        let mut response = GuessResponse::new(guess, evaluation, self.step, self.max_steps);
+        let mut response = GuessResponse::new(guess, evaluation, &self);
         self.finished = response.finished();
         Ok(response)
     }
@@ -113,6 +115,14 @@ impl<'wl, WL: WordList> Game<'wl, WL> {
     pub fn step(&self) -> usize {
         self.step
     }
+
+    pub fn finished(&self) -> bool {
+        self.finished
+    }
+
+    pub fn max_steps(&self) -> usize {
+        self.max_steps
+    }
 }
 
 /// Build and Configure a [`Game`]
@@ -126,9 +136,11 @@ impl<'wl, WL: WordList> Game<'wl, WL> {
 ///
 /// ```
 /// # use wordle_analyzer::game::*;
+/// # use wordle_analyzer::wlist::builtin::BuiltinWList;
 /// # use anyhow::Result;
 /// # fn main() -> Result<()> {
-/// let game: Game = GameBuilder::default()
+/// let wl = BuiltinWList::default();
+/// let game: Game<_> = GameBuilder::new(&wl)
 ///     .build()?;
 /// # Ok(())
 /// # }
@@ -136,9 +148,11 @@ impl<'wl, WL: WordList> Game<'wl, WL> {
 ///
 /// ```
 /// # use wordle_analyzer::game::*;
+/// # use wordle_analyzer::wlist::builtin::BuiltinWList;
 /// # use anyhow::Result;
 /// # fn main() -> Result<()> {
-/// let game: Game = Game::builder()
+/// let wl = BuiltinWList::default();
+/// let game: Game<_> = Game::builder(&wl)
 ///     .length(5)
 ///     .precompute(false)
 ///     .max_steps(6)
@@ -148,19 +162,31 @@ impl<'wl, WL: WordList> Game<'wl, WL> {
 /// ```
 ///
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct GameBuilder<WL: WordList> {
+pub struct GameBuilder<'wl, WL: WordList> {
     length: usize,
     precompute: bool,
     max_steps: usize,
-    wordlist: WL,
+    wordlist: &'wl WL,
 }
 
-impl<WL: WordList> GameBuilder<WL> {
+impl<'wl, WL: WordList> GameBuilder<'wl, WL> {
+    /// make a new [GameBuilder]
+    ///
+    /// We need a [WordList], so provide one here.
+    pub fn new(wl: &'wl WL) -> Self {
+        Self {
+            length: super::DEFAULT_WORD_LENGTH,
+            precompute: false,
+            max_steps: super::DEFAULT_MAX_STEPS,
+            wordlist: wl
+        }
+    }
+
     /// build a [`Game`] with the stored configuration
-    pub fn build(&self) -> GameResult<Game<WL>> {
+    pub fn build(&self) -> GameResult<Game<'wl, WL>> {
         debug!("{:#?}", self);
         let game: Game<WL> =
-            Game::build(self.length, self.precompute, self.max_steps, &self.wordlist)?;
+            Game::build(self.length, self.precompute, self.max_steps, self.wordlist)?;
         Ok(game)
     }
 
@@ -194,19 +220,8 @@ impl<WL: WordList> GameBuilder<WL> {
     ///
     /// The builder can be used multiple times. Each [`Game`] will have a immutable reference to
     /// `wl`.
-    pub fn wordlist(mut self, wl: WL) -> Self {
+    pub fn wordlist(mut self, wl: &'wl WL) -> Self {
         self.wordlist = wl;
         self
     }
 }
-
-impl<WL: WordList> Default for GameBuilder<WL> {
-    fn default() -> Self {
-        Self {
-            length: super::DEFAULT_WORD_LENGTH,
-            precompute: false,
-            max_steps: super::DEFAULT_MAX_STEPS,
-            wordlist: WL::default(),
-        }
-    }
-}
diff --git a/src/game/response.rs b/src/game/response.rs
index a41176a..a74303f 100644
--- a/src/game/response.rs
+++ b/src/game/response.rs
@@ -1,18 +1,20 @@
-use crate::wlist::word::Word;
+use crate::wlist::word::{Word, WordData};
+use crate::wlist::WordList;
 use anyhow::Ok;
 use colored::{ColoredString, Colorize};
 use libpt::log::debug;
 use std::fmt::Display;
 
+use super::Game;
+
 pub type Evaluation = Vec<(char, Status)>;
 
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq)]
 pub struct GuessResponse {
     guess: Word,
     evaluation: Evaluation,
-    step: usize,
     finish: bool,
-    win: bool,
+    solution: WordData,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
@@ -23,29 +25,21 @@ pub enum Status {
 }
 
 impl GuessResponse {
-    pub(crate) fn new(
-        guess: Word,
-        status: Vec<(char, Status)>,
-        step: usize,
-        max_step: usize,
-    ) -> Self {
-        let mut win = false;
-        let mut finish: bool = if step > max_step {
+    pub(crate) fn new<WL: WordList>(guess: Word, status: Vec<(char, Status)>, game: &Game<WL>) -> Self {
+        let finish: bool = if game.step() > game.max_steps() {
             true
         } else {
             let mut matched = true;
             for p in &status {
                 matched &= p.1 == Status::Matched;
             }
-            win = matched;
-            win
+            matched
         };
         Self {
             guess,
             evaluation: status,
-            step,
             finish,
-            win,
+            solution: game.solution().clone(),
         }
     }
 
@@ -54,7 +48,15 @@ impl GuessResponse {
     }
 
     pub fn won(&self) -> bool {
-        self.win
+        self.guess == self.solution.0
+    }
+
+    pub fn solution(&self) -> Option<WordData> {
+        if self.won() {
+            Some(self.solution.clone())
+        } else {
+            None
+        }
     }
 }
 
diff --git a/src/game/summary.rs b/src/game/summary.rs
new file mode 100644
index 0000000..05d7d12
--- /dev/null
+++ b/src/game/summary.rs
@@ -0,0 +1,19 @@
+use crate::wlist::WordList;
+
+use super::Game;
+
+pub struct Summary<'wl, WL: WordList> {
+    data: &'wl Vec<Game<'wl, WL>>,
+}
+
+impl<'wl, WL: WordList> From<&'wl Vec<Game<'wl, WL>>> for Summary<'wl, WL> {
+    fn from(value: &'wl Vec<Game<'wl, WL>>) -> Self {
+        Summary { data: value }
+    }
+}
+
+impl<'wl, WL: WordList> From<&'wl mut Vec<Game<'wl, WL>>> for Summary<'wl, WL> {
+    fn from(value: &'wl mut Vec<Game<'wl, WL>>) -> Self {
+        Summary { data: value }
+    }
+}
diff --git a/src/lib.rs b/src/lib.rs
index 9d567e0..05b16ec 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -12,6 +12,6 @@ pub mod bench;
 pub mod error;
 #[cfg(feature = "game")]
 pub mod game;
-#[cfg(feature = "solvers")]
-pub mod solvers;
+#[cfg(feature = "solve")]
+pub mod solve;
 pub mod wlist;
diff --git a/src/solve/mod.rs b/src/solve/mod.rs
new file mode 100644
index 0000000..eb4f1c2
--- /dev/null
+++ b/src/solve/mod.rs
@@ -0,0 +1,56 @@
+use std::{fmt::Display, str::FromStr};
+
+use crate::{
+    error::{Error, WResult},
+    game::{response::*, summary::Summary, Game},
+    wlist::{word::WordData, WordList},
+};
+
+pub mod naive;
+pub mod stupid;
+
+pub trait Solver<'wl, WL: WordList>: Clone + std::fmt::Debug {
+    fn build(wordlist: &'wl WL) -> WResult<Self>;
+    fn play(&self, game: &mut Game<'wl, WL>) -> WResult<GuessResponse>;
+    fn solve(&self, game: &mut Game<'wl, WL>) -> WResult<Option<WordData>> {
+        let mut resp: GuessResponse;
+        loop {
+            resp = self.play(game)?;
+            if game.finished() {
+                break;
+            }
+        }
+        Ok(resp.solution())
+    }
+    fn play_n(&self, games: &'wl mut Vec<Game<'wl, WL>>) -> WResult<Summary<'wl, WL>> {
+        for game in games.iter_mut() {
+            self.play(game)?;
+        }
+        Ok(Summary::from(games))
+    }
+}
+
+#[non_exhaustive]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
+pub enum BuiltinSolvers {
+    #[default]
+    Naive,
+    Stupid,
+}
+
+impl FromStr for BuiltinSolvers {
+    type Err = Error;
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s.to_lowercase().as_str() {
+            "naive" => Ok(Self::Naive),
+            "stupid" => Ok(Self::Stupid),
+            _ => Err(Self::Err::UnknownBuiltinSolver),
+        }
+    }
+}
+
+impl Display for BuiltinSolvers {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{:?}", self)
+    }
+}
diff --git a/src/solvers/naive/mod.rs b/src/solve/naive/mod.rs
similarity index 100%
rename from src/solvers/naive/mod.rs
rename to src/solve/naive/mod.rs
diff --git a/src/solve/stupid/mod.rs b/src/solve/stupid/mod.rs
new file mode 100644
index 0000000..17f6c33
--- /dev/null
+++ b/src/solve/stupid/mod.rs
@@ -0,0 +1,20 @@
+use crate::wlist::WordList;
+
+use super::Solver;
+
+#[derive(Debug, Clone)]
+pub struct StupidSolver<'wl, WL> {
+    wl: &'wl WL,
+}
+
+impl<'wl, WL: WordList> Solver<'wl, WL> for StupidSolver<'wl, WL> {
+    fn build(wordlist: &'wl WL) -> crate::error::WResult<Self> {
+        Ok(Self { wl: wordlist })
+    }
+    fn play(
+        &self,
+        game: &mut crate::game::Game<'wl, WL>,
+    ) -> crate::error::WResult<super::GuessResponse> {
+        todo!()
+    }
+}
diff --git a/src/solvers/mod.rs b/src/solvers/mod.rs
deleted file mode 100644
index e6a1f52..0000000
--- a/src/solvers/mod.rs
+++ /dev/null
@@ -1,12 +0,0 @@
-use crate::{
-    error::WResult,
-    game::{response::*, Game},
-    wlist::{word::WordData, WordList},
-};
-
-pub trait Solver<'wl, WL: WordList>: Clone + Default {
-    fn build(wordlist: WL) -> WResult<Self>;
-    fn build_game(&self) -> Game<'wl, WL>;
-    fn play(game: &mut Game<'wl, WL>) -> Game<'wl, WL>;
-    fn solve(game: &mut Game<'wl, WL>) -> WResult<WordData>;
-}
diff --git a/src/solvers/stupid/mod.rs b/src/solvers/stupid/mod.rs
deleted file mode 100644
index e69de29..0000000