diff --git a/bot/src/lib.rs b/bot/src/lib.rs
index 5106212..786f3b4 100644
--- a/bot/src/lib.rs
+++ b/bot/src/lib.rs
@@ -1,10 +1,8 @@
 mod bot;
 
-use store::{
-    CheckerMove, Color, Dice, GameEvent, GameState, Player, PlayerId, PointsRules, Stage, TurnStage,
-};
+use store::{CheckerMove, Color, GameEvent, GameState, PlayerId, PointsRules, TurnStage};
 
-pub trait BotStrategy {
+pub trait BotStrategy: std::fmt::Debug {
     fn get_game(&self) -> &GameState;
     fn get_mut_game(&mut self) -> &mut GameState;
     fn calculate_points(&self) -> u8;
@@ -27,18 +25,11 @@ pub struct DefaultStrategy {
 impl Default for DefaultStrategy {
     fn default() -> Self {
         let game = GameState::default();
-        let mut strategy = Self {
+        Self {
             game,
             player_id: 2,
             color: Color::Black,
-        };
-        strategy
-    }
-}
-
-impl DefaultStrategy {
-    fn new() -> Self {
-        Self::default()
+        }
     }
 }
 
@@ -95,35 +86,34 @@ impl BotStrategy for DefaultStrategy {
 }
 
 #[derive(Debug)]
-pub struct Bot<BotStrategy> {
+pub struct Bot {
     pub player_id: PlayerId,
-    strategy: BotStrategy,
-    color: Color,
-    schools_enabled: bool,
+    strategy: Box<dyn BotStrategy>,
+    // color: Color,
+    // schools_enabled: bool,
 }
 
-impl Default for Bot<DefaultStrategy> {
+impl Default for Bot {
     fn default() -> Self {
+        let strategy = DefaultStrategy::default();
         Self {
             player_id: 2,
-            strategy: DefaultStrategy::default(),
-            color: Color::Black,
-            schools_enabled: false,
+            strategy: Box::new(strategy),
+            // color: Color::Black,
+            // schools_enabled: false,
         }
     }
 }
 
-impl<BS> Bot<BS>
-where
-    BS: BotStrategy,
-{
+impl Bot {
     /// new initialize a bot
     /// # Examples
     /// ```let mut bot = Bot::new(Color::Black);
     ///    assert_eq!(bot.game.stage, Stage::PreGame);
     /// ```
-    pub fn new(mut strategy: BS, color: Color, schools_enabled: bool) -> Self {
-        let game = strategy.get_mut_game();
+    // pub fn new(mut strategy: Box<dyn BotStrategy>, color: Color, schools_enabled: bool) -> Self {
+    pub fn new(mut strategy: Box<dyn BotStrategy>, color: Color) -> Self {
+        // let game = strategy.get_mut_game();
         strategy.init_players();
         let player_id = match color {
             Color::White => 1,
@@ -133,8 +123,8 @@ where
         Self {
             player_id,
             strategy,
-            color,
-            schools_enabled: false,
+            // color,
+            // schools_enabled: false,
         }
     }
 
@@ -174,16 +164,19 @@ where
 #[cfg(test)]
 mod tests {
     use super::*;
+    use store::{Dice, Stage};
 
     #[test]
     fn test_new() {
-        let bot = Bot::new(DefaultStrategy::new(), Color::Black, false);
+        let bot = Bot::new(Box::new(DefaultStrategy::default()), Color::Black);
+        // let bot = Bot::new(Box::new(DefaultStrategy::default()), Color::Black, false);
         assert_eq!(bot.get_state().stage, Stage::PreGame);
     }
 
     #[test]
     fn test_consume() {
-        let mut bot = Bot::new(DefaultStrategy::new(), Color::Black, false);
+        let mut bot = Bot::new(Box::new(DefaultStrategy::default()), Color::Black);
+        // let mut bot = Bot::new(Box::new(DefaultStrategy::default()), Color::Black, false);
         let mut event = bot.handle_event(&GameEvent::BeginGame { goes_first: 2 });
         assert_eq!(event, Some(GameEvent::Roll { player_id: 2 }));
         assert_eq!(bot.get_state().active_player_id, 2);
diff --git a/client_cli/src/app.rs b/client_cli/src/app.rs
index 2599532..2f5b24b 100644
--- a/client_cli/src/app.rs
+++ b/client_cli/src/app.rs
@@ -1,8 +1,7 @@
 use itertools::Itertools;
 
 use crate::game_runner::Game;
-use bot::BotStrategy;
-use store::{CheckerMove, GameEvent, GameState, PointsRules, Stage, TurnStage};
+use store::{CheckerMove, GameEvent, GameState, Stage, TurnStage};
 
 #[derive(Debug, Default)]
 pub struct AppArgs {
@@ -73,15 +72,15 @@ impl App {
         let dice = self.game.dice_roller.roll();
 
         // get correct points for these board and dice
-        let points_rules = PointsRules::new(
-            &self
-                .game
-                .state
-                .player_color_by_id(&self.game.player_id.unwrap())
-                .unwrap(),
-            &self.game.state.board,
-            dice,
-        );
+        // let points_rules = PointsRules::new(
+        //     &self
+        //         .game
+        //         .state
+        //         .player_color_by_id(&self.game.player_id.unwrap())
+        //         .unwrap(),
+        //     &self.game.state.board,
+        //     dice,
+        // );
         self.game.handle_event(&GameEvent::RollResult {
             player_id: self.game.player_id.unwrap(),
             dice,
@@ -191,10 +190,10 @@ impl App {
     }
 }
 
-use pretty_assertions::assert_eq;
 #[cfg(test)]
 mod tests {
     use super::*;
+    use pretty_assertions::assert_eq;
 
     #[test]
     fn test_display() {
diff --git a/client_cli/src/game_runner.rs b/client_cli/src/game_runner.rs
index 0d37f36..76db032 100644
--- a/client_cli/src/game_runner.rs
+++ b/client_cli/src/game_runner.rs
@@ -1,26 +1,14 @@
-use bot::{Bot, BotStrategy, DefaultStrategy};
+use bot::{Bot, DefaultStrategy};
 use store::{CheckerMove, DiceRoller, GameEvent, GameState, PlayerId, TurnStage};
 
 // Application Game
-#[derive(Debug)]
+#[derive(Debug, Default)]
 pub struct Game {
     pub state: GameState,
     pub dice_roller: DiceRoller,
     pub first_move: Option<CheckerMove>,
     pub player_id: Option<PlayerId>,
-    bot: Bot<DefaultStrategy>,
-}
-
-impl Default for Game {
-    fn default() -> Self {
-        Self {
-            state: GameState::default(),
-            dice_roller: DiceRoller::default(),
-            first_move: None,
-            player_id: None,
-            bot: Bot::default(),
-        }
-    }
+    bot: Bot,
 }
 
 impl Game {
@@ -32,8 +20,9 @@ impl Game {
         // bot
         let bot_id: PlayerId = state.init_player("bot").unwrap();
         let bot_color = state.player_color_by_id(&bot_id).unwrap();
-        let bot_strategy = DefaultStrategy::default();
-        let bot: Bot<DefaultStrategy> = Bot::new(bot_strategy, bot_color, schools_enabled);
+        let bot_strategy = Box::new(DefaultStrategy::default());
+        // let bot: Bot = Bot::new(bot_strategy, bot_color, schools_enabled);
+        let bot: Bot = Bot::new(bot_strategy, bot_color);
 
         let mut game = Self {
             state,
diff --git a/client_tui/src/ui.rs b/client_tui/src/ui.rs
index 8995a46..3108353 100644
--- a/client_tui/src/ui.rs
+++ b/client_tui/src/ui.rs
@@ -25,6 +25,6 @@ pub fn render(app: &mut App, f: &mut Frame) {
         )
         .style(Style::default().fg(Color::Yellow))
         .alignment(Alignment::Center),
-        f.size(),
+        f.area(),
     )
 }
diff --git a/store/src/board.rs b/store/src/board.rs
index 4dd7415..6e6599b 100644
--- a/store/src/board.rs
+++ b/store/src/board.rs
@@ -310,7 +310,7 @@ impl Board {
     /// Check if a field is blocked for a player
     pub fn blocked(&self, color: &Color, field: Field) -> Result<bool, Error> {
         // the square is blocked on the opponent rest corner
-        let opp_corner_field = if color == &Color::White { 13 } else { 12 };
+        // let opp_corner_field = if color == &Color::White { 13 } else { 12 };
         self.passage_blocked(color, field)
         // .map(|blocked| blocked || opp_corner_field == field)
     }
diff --git a/store/src/dice.rs b/store/src/dice.rs
index 2f2f349..3f3f9f6 100644
--- a/store/src/dice.rs
+++ b/store/src/dice.rs
@@ -1,4 +1,3 @@
-use crate::Error;
 use rand::distributions::{Distribution, Uniform};
 use rand::{rngs::StdRng, SeedableRng};
 use serde::{Deserialize, Serialize};
@@ -76,12 +75,6 @@ impl Dice {
     // }
 }
 
-/// Trait to roll the dices
-pub trait Roll {
-    /// Roll the dices
-    fn roll(&mut self) -> &mut Self;
-}
-
 #[cfg(test)]
 mod tests {
     use super::*;